Heat wave in United States, 3 to 17 October 2025

Name: Heat wave in United States, 3 to 17 October 2025
Start: 2025-10-03
End: 2025-10-17
Location: United States

Heat wave in United States, 3 to 17 October 2025: 156 records at 62 stations, peak on 8 October 2025. Closed.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Key Facts

Heat wave in United States, 3 to 17 October 2025 set or tied 156 station records at 62 stations.
It ran from 3 October 2025 to 17 October 2025 (15 days) and its peak day was 8 October 2025.
Status: closed.
Circle Hot Springs set a monthly record high minimum temperature of 6.1 C (43.0 F) on 8 October 2025.
The busiest day was 8 October 2025 with 42 records.
The oldest broken record in the ranked list had stood for 126 years.

Footprint

3 to 17 October 2025

The area covered by Heat wave in United States, 3 to 17 October 2025 is outlined, with 13 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Heat wave in United States, 3 to 17 October 2025: stations that set records in the event
Station	Type	Value	Date
Circle Hot Springs	Record high minimum temperature	6.1 C (43.0 F)	2025-10-08
Ft Yukon	Record high minimum temperature	2.2 C (36.0 F)	2025-10-13
Tanana AP	Record high minimum temperature	5.6 C (42.1 F)	2025-10-09
Dillingham FAA AP	Record high maximum temperature	11.1 C (52.0 F)	2025-10-16
Port Heiden	Record high maximum temperature	16.1 C (61.0 F)	2025-10-12
University Exp STN	Record high minimum temperature	5.0 C (41.0 F)	2025-10-07
Kotzebue AP	Record high maximum temperature	7.2 C (45.0 F)	2025-10-08
Elmendorf AFB	Record high maximum temperature	16.8 C (62.2 F)	2025-10-08
Aniak AP	Record high maximum temperature	13.3 C (55.9 F)	2025-10-07
Bethel AP	Record high minimum temperature	8.3 C (46.9 F)	2025-10-07
Unalakleet Fld	Record high maximum temperature	11.7 C (53.1 F)	2025-10-08
McGrath AP	Record high minimum temperature	10.0 C (50.0 F)	2025-10-07
Wiseman	Record high maximum temperature	7.2 C (45.0 F)	2025-10-09
Yakataga AP	Record high maximum temperature	12.8 C (55.0 F)	2025-10-13
Kodiak AP	Record high maximum temperature	13.9 C (57.0 F)	2025-10-14
Fairbanks Intl AP	Record high minimum temperature	5.0 C (41.0 F)	2025-10-08
Preacher Creek Alaska	Record high maximum temperature	15.0 C (59.0 F)	2025-10-08
College Obsy	Record high minimum temperature	1.7 C (35.1 F)	2025-10-14
Klawasi Alaska	Record high maximum temperature	17.2 C (63.0 F)	2025-10-08
Anchorage Ted Stevens Intl AP	Record high maximum temperature	13.3 C (55.9 F)	2025-10-07
Ben's Farm	Record high maximum temperature	15.0 C (59.0 F)	2025-10-05
Teuchet Creek	Record high minimum temperature	3.3 C (37.9 F)	2025-10-08
Seven Mile Alaska	Record high minimum temperature	6.1 C (43.0 F)	2025-10-08
Glennallen Kcam	Record high maximum temperature	16.1 C (61.0 F)	2025-10-09
Main Bay	Record high maximum temperature	13.3 C (55.9 F)	2025-10-11
Kitoi Bay	Record high maximum temperature	15.0 C (59.0 F)	2025-10-07
Monument Creek	Record high minimum temperature	1.7 C (35.1 F)	2025-10-07
Eagle Rvr 5 SE	Record high minimum temperature	7.8 C (46.0 F)	2025-10-05
Kuparuk	Record high maximum temperature	6.7 C (44.1 F)	2025-10-09
Anchorage Merrill Fld	Record high maximum temperature	14.4 C (57.9 F)	2025-10-07
Indian Pass	Record high maximum temperature	8.9 C (48.0 F)	2025-10-07
Swanson River Alaska	Record high maximum temperature	16.1 C (61.0 F)	2025-10-08
Kanuti Nwr Alaska	Record high maximum temperature	10.6 C (51.1 F)	2025-10-08
Nenana Muni AP	Record high minimum temperature	6.1 C (43.0 F)	2025-10-08
Kenai AP	Record high maximum temperature	15.0 C (59.0 F)	2025-10-08
Lazy Mtn	Record high minimum temperature	4.4 C (39.9 F)	2025-10-14
Rabbit Creek Alaska	Record high maximum temperature	13.9 C (57.0 F)	2025-10-07
Lake Minchumina Alaska	Record high maximum temperature	13.9 C (57.0 F)	2025-10-12
Ft Richardson Wtp	Record high maximum temperature	13.9 C (57.0 F)	2025-10-08
Round Lake Alaska	Record high minimum temperature	2.2 C (36.0 F)	2025-10-13
Poorman Alaska	Record high maximum temperature	10.0 C (50.0 F)	2025-10-07
King Salmon	Record high maximum temperature	13.9 C (57.0 F)	2025-10-11
Puntilla	Record high minimum temperature	2.2 C (36.0 F)	2025-10-15
Kenai Moose Pens	Record high maximum temperature	13.9 C (57.0 F)	2025-10-07
Granite Crk	Record high minimum temperature	5.0 C (41.0 F)	2025-10-06
Koyukuk Nwr Alaska	Record high maximum temperature	8.3 C (46.9 F)	2025-10-08
Hogatza River Alaska	Record high minimum temperature	5.0 C (41.0 F)	2025-10-08
Kenai Nwr Alaska	Record high minimum temperature	8.3 C (46.9 F)	2025-10-05
Haines 40NW	Record high maximum temperature	14.4 C (57.9 F)	2025-10-07
Grandview	Record high maximum temperature	8.3 C (46.9 F)	2025-10-14
Homer AP	Record high maximum temperature	16.1 C (61.0 F)	2025-10-05
Eagle Alaska	Record high minimum temperature	0.6 C (33.1 F)	2025-10-14
Selawik Alaska	Record high maximum temperature	8.9 C (48.0 F)	2025-10-07
Mt. Ryan	Record high minimum temperature	0.0 C (32.0 F)	2025-10-07
McKinley Park	Record high minimum temperature	6.1 C (43.0 F)	2025-10-06
Chatanika Alaska	Record high maximum temperature	11.7 C (53.1 F)	2025-10-12
Haycock Alaska	Record high minimum temperature	5.6 C (42.1 F)	2025-10-05
Broadview Alaska	Record high maximum temperature	15.0 C (59.0 F)	2025-10-13
Gilmore Creek	Record high maximum temperature	13.9 C (57.0 F)	2025-10-06
Kiana Alaska	Record high maximum temperature	8.9 C (48.0 F)	2025-10-08

Records per Day

Peak day 42

Records set or tied each day from 3 October 2025 to 17 October 2025. The most in one day was 42 on 8 October 2025.

Records per day during Heat wave in United States, 3 to 17 October 2025
Date	Records
2025-10-03	1
2025-10-05	11
2025-10-06	5
2025-10-07	29
2025-10-08	42
2025-10-09	18
2025-10-10	3
2025-10-11	7
2025-10-12	9
2025-10-13	16
2025-10-14	8
2025-10-15	2
2025-10-16	2
2025-10-17	3

Top Records by Margin

Margin over the record replaced

Top records of Heat wave in United States, 3 to 17 October 2025 ranked by margin
Circle Hot Springs, 10-09	7.3 C (13.1 F)
Elmendorf AFB, 10-08	5.1 C (9.2 F)
Elmendorf AFB, 10-13	4.5 C (8.1 F)
Elmendorf AFB, 10-09	4.4 C (7.9 F)
Port Heiden, 10-12	3.3 C (5.9 F)
Elmendorf AFB, 10-07	2.5 C (4.5 F)
Ft Yukon, 10-08	2.3 C (4.1 F)
Unalakleet Fld, 10-08	2.3 C (4.1 F)
Ft Yukon, 10-13	2.2 C (4.0 F)
Circle Hot Springs, 10-08	1.7 C (3.1 F)
Tanana AP, 10-09	1.7 C (3.1 F)
Aniak AP, 10-08	1.7 C (3.1 F)
Tanana AP, 10-10	1.1 C (2.0 F)
Bethel AP, 10-07	1.1 C (2.0 F)
University Exp STN, 10-07	0.6 C (1.1 F)

Margin is how far the new value is beyond the record it replaced. Ties are not shown.

Margin Against Age of the Broken Record

156 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right.

Margin against age of the broken record in Heat wave in United States, 3 to 17 October 2025
Margin (C)	Years the old record stood
1.7	85
2.2	103
1.7	100
0.5	100
1.1	123
0.6	108
3.3	82
0.5	126
5.1	72
4.5	72
2.3	82
7.3	56
1.7	82
0.5	87
1.1	78
2.3	78
0.5	82
2.5	75
0.6	55
4.4	58
2.2	68
1.1	74
4.5	55
1.1	72
4.5	55
3.9	46
0.5	68
3.9	39
2.8	50
0.6	72
0.6	67
1.6	56
1.1	68
1.1	56
1.1	54
0.6	59
1.9	52
1.7	52
1.2	42
7.8	32
0.6	50
0.6	56
1.1	44
1.1	47
0.6	46
5.5	32
0.2	52
1.1	46
1.1	47
0.3	46
3.3	40
2.8	32
0.5	22
3.4	6
1.7	32
0.6	46
1.1	28
1.1	39
2.8	19
1.7	40
2.8	8
1.0	32
1.0	32
0.7	32
1.6	19
1.7	36
4.5	16
2.3	32
0.5	19
0.6	32
1.1	32
3.9	22
2.8	20
0.9	32
0.5	19
1.1	16
0.6	16
1.1	32
0.5	32
3.9	16
2.8	22
1.1	32
1.1	32
1.6	32
1.2	24
1.1	14
3.9	19
2.2	23
3.3	14
1.1	32
2.8	22
0.6	32
0.6	32
0.9	32
1.0	32
1.1	32
2.2	22
0.6	16
1.1	24
1.1	12
3.3	19
2.2	20
1.7	22
1.7	22
0.6	16
0.6	4
1.1	19
1.1	22
1.6	22
2.2	19
0.9	20
0.5	12
1.1	19
1.2	23
0.6	22
2.2	16
0.6	22
1.7	19
0.6	22
0.6	22
0.4	23
1.4	16
0.5	3
1.1	8
2.2	7
1.2	16
1.0	16
1.1	6
0.6	16
1.1	12
1.1	16
1.7	12
1.1	16
1.7	12
0.6	19
0.6	16
0.9	16
0.5	12
1.1	8
1.2	10
0.6	16
1.7	8
0.2	16
0.6	3
0.6	12
0.5	7
0.6	8
1.1	8
0.1	12
1.7	3
1.7	3
0.5	7
0.6	4
0.6	8
1.1	4
0.6	3

Compared With Other Events

Station records per event

Station records in Heat wave in United States, 3 to 17 October 2025 compared with similar events
Heat wave in United States and Mexico, 16 January to 14 February 2024	9,869 records
Heat wave in United States, 28 January to 24 February 2026	6,528 records
Heat wave in United States and Mexico, 24 May to 19 June 2020	5,047 records
Heat wave in United States and Mexico, 26 March to 17 April 2021	3,669 records
Heat wave in Germany and 49 other countries, 18 December 2021 to 15 January 2022	3,626 records
Heat wave in United States, 3 to 17 October 2025 (this event)	156 records

Every Record Set

208 of 156

Every record set or tied during Heat wave in United States, 3 to 17 October 2025, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2025-10-03	Port Heiden	Record high maximum temperature	16.1 C (61.0 F)	3.3 C (5.9 F)	51	31 of 100 (Routine)
2025-10-03	Elmendorf AFB	Record high minimum temperature	7.8 C (46.0 F)	0.6 C (1.1 F)	59	25 of 100 (Routine)
2025-10-04	Port Heiden	Record high minimum temperature	9.4 C (48.9 F)	1.1 C (2.0 F)	51	25 of 100 (Routine)
2025-10-04	Kenai Nwr Alaska	Record high minimum temperature (tie)	6.7 C (44.1 F)	tie	24	2 of 100 (Routine)
2025-10-04	King Salmon	Record high minimum temperature (tie)	8.3 C (46.9 F)	tie	12	2 of 100 (Routine)
2025-10-05	Ben's Farm	Record high maximum temperature	15.0 C (59.0 F)	1.1 C (2.0 F)	47	21 of 100 (Routine)
2025-10-05	Ben's Farm	Record high minimum temperature	7.8 C (46.0 F)	0.6 C (1.1 F)	46	18 of 100 (Routine)
2025-10-05	Eagle Rvr 5 SE	Record high minimum temperature	7.8 C (46.0 F)	1.7 C (3.1 F)	36	16 of 100 (Routine)
2025-10-05	Lazy Mtn	Record high minimum temperature	5.6 C (42.1 F)	1.2 C (2.2 F)	24	13 of 100 (Routine)
2025-10-05	Puntilla	Record high minimum temperature	5.0 C (41.0 F)	1.1 C (2.0 F)	12	12 of 100 (Routine)
2025-10-05	Klawasi Alaska	Record high maximum temperature	11.1 C (52.0 F)	1.7 C (3.1 F)	22	12 of 100 (Routine)
2025-10-05	Kenai Nwr Alaska	Record high minimum temperature	8.3 C (46.9 F)	1.6 C (2.9 F)	22	11 of 100 (Routine)
2025-10-05	Homer AP	Record high maximum temperature	16.1 C (61.0 F)	0.5 C (0.9 F)	3	10 of 100 (Routine)
2025-10-05	Haycock Alaska	Record high minimum temperature	5.6 C (42.1 F)	1.2 C (2.2 F)	10	7 of 100 (Routine)
2025-10-05	Kenai Nwr Alaska	Record high maximum temperature	14.4 C (57.9 F)	0.5 C (0.9 F)	7	6 of 100 (Routine)
2025-10-05	Rabbit Creek Alaska	Record high minimum temperature	7.8 C (46.0 F)	0.6 C (1.1 F)	3	4 of 100 (Routine)
2025-10-05	Main Bay	Record high minimum temperature (tie)	7.8 C (46.0 F)	tie	24	2 of 100 (Routine)
2025-10-05	Lake Minchumina Alaska	Record high minimum temperature (tie)	3.3 C (37.9 F)	tie	24	2 of 100 (Routine)
2025-10-05	Eagle Rvr 5 SE	Record high maximum temperature (tie)	15.0 C (59.0 F)	tie	12	1 of 100 (Routine)
2025-10-05	Ft Richardson Wtp	Record high minimum temperature (tie)	6.1 C (43.0 F)	tie	16	1 of 100 (Routine)
2025-10-05	Broadview Alaska	Record high minimum temperature (tie)	8.9 C (48.0 F)	tie	3	0 of 100 (Routine)
2025-10-05	Kenai Moose Pens	Record high maximum temperature (tie)	13.3 C (55.9 F)	tie	3	0 of 100 (Routine)
2025-10-06	Granite Crk	Record high minimum temperature	5.0 C (41.0 F)	1.0 C (1.8 F)	32	13 of 100 (Routine)
2025-10-06	Ft Richardson Wtp	Record high maximum temperature	13.9 C (57.0 F)	1.1 C (2.0 F)	24	12 of 100 (Routine)
2025-10-06	Kuparuk	Record high minimum temperature	0.0 C (32.0 F)	1.1 C (2.0 F)	12	8 of 100 (Routine)
2025-10-06	McKinley Park	Record high minimum temperature (tie)	6.1 C (43.0 F)	tie	82	8 of 100 (Routine)
2025-10-06	Round Lake Alaska	Record high minimum temperature	2.8 C (37.0 F)	0.6 C (1.1 F)	16	7 of 100 (Routine)
2025-10-06	Gilmore Creek	Record high maximum temperature	13.9 C (57.0 F)	0.6 C (1.1 F)	3	6 of 100 (Routine)
2025-10-06	Koyukuk Nwr Alaska	Record high minimum temperature (tie)	1.7 C (35.1 F)	tie	22	2 of 100 (Routine)
2025-10-06	Ft Richardson Wtp	Record high minimum temperature (tie)	6.1 C (43.0 F)	tie	12	1 of 100 (Routine)
2025-10-06	Eagle Alaska	Record high minimum temperature (tie)	3.9 C (39.0 F)	tie	3	0 of 100 (Routine)
2025-10-07	University Exp STN	Record high minimum temperature	5.0 C (41.0 F)	0.6 C (1.1 F)	108	40 of 100 (Notable)
2025-10-07	Aniak AP	Record high maximum temperature	13.3 C (55.9 F)	0.5 C (0.9 F)	87	36 of 100 (Notable)
2025-10-07	Bethel AP	Record high minimum temperature	8.3 C (46.9 F)	1.1 C (2.0 F)	78	35 of 100 (Notable)
2025-10-07	Elmendorf AFB	Record high maximum temperature	14.2 C (57.6 F)	2.5 C (4.5 F)	75	34 of 100 (Routine)
2025-10-07	McGrath AP	Record high minimum temperature	10.0 C (50.0 F)	0.6 C (1.1 F)	55	34 of 100 (Routine)
2025-10-07	Ft Yukon	Record high minimum temperature	1.1 C (34.0 F)	0.5 C (0.9 F)	68	30 of 100 (Routine)
2025-10-07	Port Heiden	Record high maximum temperature	17.2 C (63.0 F)	3.9 C (7.0 F)	39	29 of 100 (Routine)
2025-10-07	Anchorage Ted Stevens Intl AP	Record high maximum temperature	13.3 C (55.9 F)	1.1 C (2.0 F)	46	22 of 100 (Routine)
2025-10-07	Kitoi Bay	Record high maximum temperature	15.0 C (59.0 F)	1.1 C (2.0 F)	28	18 of 100 (Routine)
2025-10-07	Monument Creek	Record high minimum temperature	1.7 C (35.1 F)	1.7 C (3.1 F)	40	18 of 100 (Routine)
2025-10-07	Teuchet Creek	Record high minimum temperature	3.3 C (37.9 F)	2.3 C (4.1 F)	32	16 of 100 (Routine)
2025-10-07	Anchorage Merrill Fld	Record high maximum temperature	14.4 C (57.9 F)	0.5 C (0.9 F)	19	16 of 100 (Routine)
2025-10-07	Indian Pass	Record high maximum temperature	8.9 C (48.0 F)	0.9 C (1.6 F)	32	15 of 100 (Routine)
2025-10-07	Poorman Alaska	Record high maximum temperature	10.0 C (50.0 F)	2.8 C (5.0 F)	22	14 of 100 (Routine)
2025-10-07	Rabbit Creek Alaska	Record high maximum temperature	13.9 C (57.0 F)	1.1 C (2.0 F)	32	14 of 100 (Routine)
2025-10-07	Swanson River Alaska	Record high maximum temperature	15.0 C (59.0 F)	0.6 C (1.1 F)	32	13 of 100 (Routine)
2025-10-07	Granite Crk	Record high minimum temperature	3.9 C (39.0 F)	0.9 C (1.6 F)	32	13 of 100 (Routine)
2025-10-07	Kenai Moose Pens	Record high maximum temperature	13.9 C (57.0 F)	2.2 C (4.0 F)	22	13 of 100 (Routine)
2025-10-07	Kanuti Nwr Alaska	Record high minimum temperature	2.8 C (37.0 F)	2.2 C (4.0 F)	20	12 of 100 (Routine)
2025-10-07	Koyukuk Nwr Alaska	Record high maximum temperature	7.8 C (46.0 F)	1.7 C (3.1 F)	22	12 of 100 (Routine)
2025-10-07	King Salmon	Record high minimum temperature	8.9 C (48.0 F)	0.6 C (1.1 F)	16	12 of 100 (Routine)
2025-10-07	Haines 40NW	Record high maximum temperature	14.4 C (57.9 F)	1.1 C (2.0 F)	19	11 of 100 (Routine)
2025-10-07	Hogatza River Alaska	Record high maximum temperature	10.0 C (50.0 F)	0.6 C (1.1 F)	22	10 of 100 (Routine)
2025-10-07	Kanuti Nwr Alaska	Record high maximum temperature	8.9 C (48.0 F)	0.6 C (1.1 F)	22	10 of 100 (Routine)
2025-10-07	Selawik Alaska	Record high maximum temperature	8.9 C (48.0 F)	0.6 C (1.1 F)	22	10 of 100 (Routine)
2025-10-07	Mt. Ryan	Record high minimum temperature	0.0 C (32.0 F)	0.4 C (0.7 F)	23	10 of 100 (Routine)
2025-10-07	Wiseman	Record high minimum temperature (tie)	0.6 C (33.1 F)	tie	82	8 of 100 (Routine)
2025-10-07	Unalakleet Fld	Record high maximum temperature (tie)	10.6 C (51.1 F)	tie	72	7 of 100 (Routine)
2025-10-07	Haycock Alaska	Record high minimum temperature	3.3 C (37.9 F)	0.5 C (0.9 F)	7	5 of 100 (Routine)
2025-10-07	Round Lake Alaska	Record high minimum temperature	2.8 C (37.0 F)	0.6 C (1.1 F)	8	5 of 100 (Routine)
2025-10-07	Hogatza River Alaska	Record high minimum temperature (tie)	1.7 C (35.1 F)	tie	22	2 of 100 (Routine)
2025-10-07	Poorman Alaska	Record high minimum temperature (tie)	2.2 C (36.0 F)	tie	8	1 of 100 (Routine)
2025-10-08	Circle Hot Springs	Record high minimum temperature	6.1 C (43.0 F)	1.7 C (3.1 F)	85	46 of 100 (Notable)
2025-10-08	Kotzebue AP	Record high maximum temperature	7.2 C (45.0 F)	0.5 C (0.9 F)	126	40 of 100 (Notable)
2025-10-08	Elmendorf AFB	Record high maximum temperature	16.8 C (62.2 F)	5.1 C (9.2 F)	72	39 of 100 (Notable)
2025-10-08	Ft Yukon	Record high maximum temperature	11.7 C (53.1 F)	2.3 C (4.1 F)	82	37 of 100 (Notable)
2025-10-08	Aniak AP	Record high minimum temperature	6.7 C (44.1 F)	1.7 C (3.1 F)	82	36 of 100 (Notable)
2025-10-08	Unalakleet Fld	Record high maximum temperature	11.7 C (53.1 F)	2.3 C (4.1 F)	78	35 of 100 (Notable)
2025-10-08	Port Heiden	Record high maximum temperature	16.7 C (62.1 F)	3.9 C (7.0 F)	46	31 of 100 (Routine)
2025-10-08	Fairbanks Intl AP	Record high minimum temperature	5.0 C (41.0 F)	1.1 C (2.0 F)	54	26 of 100 (Routine)
2025-10-08	Preacher Creek Alaska	Record high maximum temperature	15.0 C (59.0 F)	7.8 C (14.0 F)	32	24 of 100 (Routine)
2025-10-08	Klawasi Alaska	Record high maximum temperature	17.2 C (63.0 F)	5.5 C (9.9 F)	32	22 of 100 (Routine)
2025-10-08	Teuchet Creek	Record high minimum temperature	3.3 C (37.9 F)	3.3 C (5.9 F)	40	20 of 100 (Routine)
2025-10-08	Seven Mile Alaska	Record high minimum temperature	6.1 C (43.0 F)	0.5 C (0.9 F)	22	19 of 100 (Routine)
2025-10-08	Elmendorf AFB	Record high minimum temperature	8.4 C (47.1 F)	1.7 C (3.1 F)	32	19 of 100 (Routine)
2025-10-08	Wiseman	Record high minimum temperature	0.6 C (33.1 F)	2.8 C (5.0 F)	19	18 of 100 (Routine)
2025-10-08	Kuparuk	Record high maximum temperature	7.2 C (45.0 F)	1.1 C (2.0 F)	32	15 of 100 (Routine)
2025-10-08	Kanuti Nwr Alaska	Record high maximum temperature	10.6 C (51.1 F)	3.9 C (7.0 F)	22	15 of 100 (Routine)
2025-10-08	Swanson River Alaska	Record high maximum temperature	16.1 C (61.0 F)	2.8 C (5.0 F)	20	15 of 100 (Routine)
2025-10-08	Nenana Muni AP	Record high minimum temperature	6.1 C (43.0 F)	0.5 C (0.9 F)	19	15 of 100 (Routine)
2025-10-08	Kenai AP	Record high maximum temperature	15.0 C (59.0 F)	0.6 C (1.1 F)	16	15 of 100 (Routine)
2025-10-08	Kenai AP	Record high minimum temperature	10.0 C (50.0 F)	1.1 C (2.0 F)	16	15 of 100 (Routine)
2025-10-08	Ft Richardson Wtp	Record high maximum temperature	13.9 C (57.0 F)	1.1 C (2.0 F)	32	14 of 100 (Routine)
2025-10-08	Rabbit Creek Alaska	Record high minimum temperature	7.2 C (45.0 F)	1.1 C (2.0 F)	32	14 of 100 (Routine)
2025-10-08	Kanuti Nwr Alaska	Record high minimum temperature	5.6 C (42.1 F)	3.9 C (7.0 F)	19	13 of 100 (Routine)
2025-10-08	Koyukuk Nwr Alaska	Record high maximum temperature	8.3 C (46.9 F)	3.3 C (5.9 F)	14	13 of 100 (Routine)
2025-10-08	Seven Mile Alaska	Record high maximum temperature	10.6 C (51.1 F)	2.8 C (5.0 F)	22	13 of 100 (Routine)
2025-10-08	Swanson River Alaska	Record high minimum temperature	8.9 C (48.0 F)	0.6 C (1.1 F)	32	13 of 100 (Routine)
2025-10-08	Granite Crk	Record high maximum temperature	16.1 C (61.0 F)	1.1 C (2.0 F)	32	13 of 100 (Routine)
2025-10-08	Hogatza River Alaska	Record high minimum temperature	5.0 C (41.0 F)	3.3 C (5.9 F)	19	12 of 100 (Routine)
2025-10-08	Ft Yukon	Record high minimum temperature (tie)	6.1 C (43.0 F)	tie	102	12 of 100 (Routine)
2025-10-08	Kotzebue AP	Record high minimum temperature	5.0 C (41.0 F)	0.6 C (1.1 F)	4	12 of 100 (Routine)
2025-10-08	Round Lake Alaska	Record high minimum temperature	6.1 C (43.0 F)	2.2 C (4.0 F)	19	11 of 100 (Routine)
2025-10-08	Anchorage Ted Stevens Intl AP	Record high minimum temperature	8.3 C (46.9 F)	0.5 C (0.9 F)	12	11 of 100 (Routine)
2025-10-08	Poorman Alaska	Record high minimum temperature	5.6 C (42.1 F)	1.7 C (3.1 F)	19	10 of 100 (Routine)
2025-10-08	Round Lake Alaska	Record high maximum temperature	11.7 C (53.1 F)	0.6 C (1.1 F)	22	10 of 100 (Routine)
2025-10-08	Granite Crk	Record high minimum temperature	3.3 C (37.9 F)	0.9 C (1.6 F)	16	8 of 100 (Routine)
2025-10-08	Aniak AP	Record high maximum temperature (tie)	11.1 C (52.0 F)	tie	82	8 of 100 (Routine)
2025-10-08	Unalakleet Fld	Record high minimum temperature (tie)	7.2 C (45.0 F)	tie	59	8 of 100 (Routine)
2025-10-08	Selawik Alaska	Record high maximum temperature	10.0 C (50.0 F)	1.7 C (3.1 F)	8	7 of 100 (Routine)
2025-10-08	Kenai Moose Pens	Record high minimum temperature	7.2 C (45.0 F)	0.2 C (0.4 F)	16	7 of 100 (Routine)
2025-10-08	University Exp STN	Record high minimum temperature (tie)	5.6 C (42.1 F)	tie	56	6 of 100 (Routine)
2025-10-08	Kiana Alaska	Record high maximum temperature	8.9 C (48.0 F)	0.6 C (1.1 F)	8	6 of 100 (Routine)
2025-10-08	Kenai Moose Pens	Record high maximum temperature	16.1 C (61.0 F)	1.7 C (3.1 F)	3	6 of 100 (Routine)
2025-10-08	Eagle Alaska	Record high minimum temperature	5.6 C (42.1 F)	1.7 C (3.1 F)	3	5 of 100 (Routine)
2025-10-08	Hogatza River Alaska	Record high maximum temperature	10.0 C (50.0 F)	0.6 C (1.1 F)	4	5 of 100 (Routine)
2025-10-08	Selawik Alaska	Record high minimum temperature	3.9 C (39.0 F)	1.1 C (2.0 F)	4	5 of 100 (Routine)
2025-10-08	Rabbit Creek Alaska	Record high maximum temperature (tie)	15.6 C (60.1 F)	tie	18	4 of 100 (Routine)
2025-10-08	Eagle Alaska	Record high maximum temperature (tie)	11.1 C (52.0 F)	tie	32	3 of 100 (Routine)
2025-10-08	Kenai Nwr Alaska	Record high maximum temperature (tie)	14.4 C (57.9 F)	tie	32	3 of 100 (Routine)
2025-10-08	Lake Minchumina Alaska	Record high minimum temperature (tie)	3.9 C (39.0 F)	tie	32	3 of 100 (Routine)
2025-10-08	Anchorage Merrill Fld	Record high maximum temperature (tie)	16.7 C (62.1 F)	tie	3	2 of 100 (Routine)
2025-10-08	Kuparuk	Record high minimum temperature (tie)	-0.6 C (30.9 F)	tie	8	1 of 100 (Routine)
2025-10-08	Port Alcan	Record high minimum temperature (tie)	-0.6 C (30.9 F)	tie	3	1 of 100 (Routine)
2025-10-09	Tanana AP	Record high minimum temperature	5.6 C (42.1 F)	1.7 C (3.1 F)	100	42 of 100 (Notable)
2025-10-09	Circle Hot Springs	Record high maximum temperature	15.6 C (60.1 F)	7.3 C (13.1 F)	56	36 of 100 (Notable)
2025-10-09	Wiseman	Record high maximum temperature	7.2 C (45.0 F)	0.5 C (0.9 F)	82	34 of 100 (Routine)
2025-10-09	Elmendorf AFB	Record high maximum temperature	16.6 C (61.9 F)	4.4 C (7.9 F)	58	33 of 100 (Routine)
2025-10-09	Ft Yukon	Record high minimum temperature	2.8 C (37.0 F)	2.2 C (4.0 F)	68	33 of 100 (Routine)
2025-10-09	Aniak AP	Record high minimum temperature	3.9 C (39.0 F)	1.1 C (2.0 F)	72	32 of 100 (Routine)
2025-10-09	Circle Hot Springs	Record high minimum temperature	5.6 C (42.1 F)	4.5 C (8.1 F)	55	31 of 100 (Routine)
2025-10-09	Unalakleet Fld	Record high minimum temperature	6.1 C (43.0 F)	1.7 C (3.1 F)	52	25 of 100 (Routine)
2025-10-09	Yakataga AP	Record high maximum temperature	13.9 C (57.0 F)	0.6 C (1.1 F)	46	23 of 100 (Routine)
2025-10-09	Glennallen Kcam	Record high maximum temperature	16.1 C (61.0 F)	2.8 C (5.0 F)	32	19 of 100 (Routine)
2025-10-09	Elmendorf AFB	Record high minimum temperature	8.5 C (47.3 F)	0.7 C (1.3 F)	32	17 of 100 (Routine)
2025-10-09	Kuparuk	Record high maximum temperature	6.7 C (44.1 F)	4.5 C (8.1 F)	16	16 of 100 (Routine)
2025-10-09	Glennallen Kcam	Record high minimum temperature	7.8 C (46.0 F)	0.6 C (1.1 F)	32	15 of 100 (Routine)
2025-10-09	Ft Richardson Wtp	Record high maximum temperature	16.7 C (62.1 F)	1.1 C (2.0 F)	19	10 of 100 (Routine)
2025-10-09	Round Lake Alaska	Record high minimum temperature	3.9 C (39.0 F)	0.6 C (1.1 F)	19	8 of 100 (Routine)
2025-10-09	Seven Mile Alaska	Record high maximum temperature	6.1 C (43.0 F)	1.1 C (2.0 F)	8	6 of 100 (Routine)
2025-10-09	Kuparuk	Record high minimum temperature (tie)	2.2 C (36.0 F)	tie	6	3 of 100 (Routine)
2025-10-09	Seven Mile Alaska	Record high minimum temperature (tie)	1.1 C (34.0 F)	tie	8	1 of 100 (Routine)
2025-10-10	Tanana AP	Record high minimum temperature	3.9 C (39.0 F)	1.1 C (2.0 F)	123	41 of 100 (Notable)
2025-10-10	Elmendorf AFB	Record high maximum temperature	11.1 C (52.0 F)	1.1 C (2.0 F)	47	23 of 100 (Routine)
2025-10-10	Circle Hot Springs	Record high minimum temperature	3.3 C (37.9 F)	1.6 C (2.9 F)	19	16 of 100 (Routine)
2025-10-11	Port Heiden	Record high minimum temperature	10.0 C (50.0 F)	2.8 C (5.0 F)	50	29 of 100 (Routine)
2025-10-11	Elmendorf AFB	Record high maximum temperature	10.0 C (50.0 F)	0.6 C (1.1 F)	72	29 of 100 (Routine)
2025-10-11	Aniak AP	Record high minimum temperature	4.4 C (39.9 F)	1.6 C (2.9 F)	56	28 of 100 (Routine)
2025-10-11	Port Heiden	Record high maximum temperature	14.4 C (57.9 F)	1.1 C (2.0 F)	44	23 of 100 (Routine)
2025-10-11	Main Bay	Record high maximum temperature	13.3 C (55.9 F)	1.1 C (2.0 F)	39	18 of 100 (Routine)
2025-10-11	King Salmon	Record high maximum temperature	13.9 C (57.0 F)	0.6 C (1.1 F)	16	13 of 100 (Routine)
2025-10-11	Dillingham FAA AP	Record high minimum temperature (tie)	6.1 C (43.0 F)	tie	102	10 of 100 (Routine)
2025-10-12	Port Heiden	Record high maximum temperature	16.1 C (61.0 F)	3.3 C (5.9 F)	82	40 of 100 (Notable)
2025-10-12	Elmendorf AFB	Record high maximum temperature	15.1 C (59.2 F)	4.5 C (8.1 F)	55	32 of 100 (Routine)
2025-10-12	Lake Minchumina Alaska	Record high maximum temperature	13.9 C (57.0 F)	3.9 C (7.0 F)	16	14 of 100 (Routine)
2025-10-12	Kanuti Nwr Alaska	Record high maximum temperature	9.4 C (48.9 F)	2.2 C (4.0 F)	16	10 of 100 (Routine)
2025-10-12	Poorman Alaska	Record high maximum temperature	10.6 C (51.1 F)	1.2 C (2.2 F)	16	9 of 100 (Routine)
2025-10-12	Chatanika Alaska	Record high maximum temperature	11.7 C (53.1 F)	1.1 C (2.0 F)	16	8 of 100 (Routine)
2025-10-12	Kenai Nwr Alaska	Record high minimum temperature	8.9 C (48.0 F)	1.7 C (3.1 F)	12	8 of 100 (Routine)
2025-10-12	Preacher Creek Alaska	Record high maximum temperature	12.8 C (55.0 F)	1.7 C (3.1 F)	12	8 of 100 (Routine)
2025-10-12	Seven Mile Alaska	Record high maximum temperature	8.9 C (48.0 F)	0.6 C (1.1 F)	16	8 of 100 (Routine)
2025-10-12	Fairbanks Intl AP	Record high maximum temperature (tie)	13.9 C (57.0 F)	tie	56	6 of 100 (Routine)
2025-10-12	Aniak AP	Record high minimum temperature (tie)	6.7 C (44.1 F)	tie	56	6 of 100 (Routine)
2025-10-12	Unalakleet Fld	Record high maximum temperature (tie)	10.0 C (50.0 F)	tie	56	6 of 100 (Routine)
2025-10-12	College Obsy	Record high minimum temperature (tie)	1.7 C (35.1 F)	tie	0	1 of 100 (Routine)
2025-10-12	Broadview Alaska	Record high minimum temperature (tie)	7.8 C (46.0 F)	tie	7	1 of 100 (Routine)
2025-10-12	Granite Crk	Record high maximum temperature (tie)	11.7 C (53.1 F)	tie	12	1 of 100 (Routine)
2025-10-12	Granite Crk	Record high minimum temperature (tie)	0.6 C (33.1 F)	tie	8	1 of 100 (Routine)
2025-10-13	Ft Yukon	Record high minimum temperature	2.2 C (36.0 F)	2.2 C (4.0 F)	103	43 of 100 (Notable)
2025-10-13	Elmendorf AFB	Record high maximum temperature	15.6 C (60.1 F)	4.5 C (8.1 F)	72	37 of 100 (Notable)
2025-10-13	Yakataga AP	Record high maximum temperature	12.8 C (55.0 F)	1.1 C (2.0 F)	74	33 of 100 (Routine)
2025-10-13	Tanana AP	Record high maximum temperature	11.7 C (53.1 F)	1.1 C (2.0 F)	56	27 of 100 (Routine)
2025-10-13	Yakataga AP	Record high minimum temperature	6.7 C (44.1 F)	0.6 C (1.1 F)	50	24 of 100 (Routine)
2025-10-13	Kodiak AP	Record high maximum temperature	15.6 C (60.1 F)	2.8 C (5.0 F)	8	18 of 100 (Routine)
2025-10-13	Elmendorf AFB	Record high minimum temperature	7.1 C (44.8 F)	1.0 C (1.8 F)	32	17 of 100 (Routine)
2025-10-13	Round Lake Alaska	Record high minimum temperature	2.2 C (36.0 F)	1.6 C (2.9 F)	32	14 of 100 (Routine)
2025-10-13	Lake Minchumina Alaska	Record high minimum temperature	1.7 C (35.1 F)	1.1 C (2.0 F)	32	13 of 100 (Routine)
2025-10-13	Grandview	Record high minimum temperature	5.0 C (41.0 F)	1.4 C (2.5 F)	16	10 of 100 (Routine)
2025-10-13	Klawasi Alaska	Record high maximum temperature	12.8 C (55.0 F)	2.2 C (4.0 F)	7	9 of 100 (Routine)
2025-10-13	Grandview	Record high maximum temperature	9.4 C (48.9 F)	1.0 C (1.8 F)	16	9 of 100 (Routine)
2025-10-13	Preacher Creek Alaska	Record high maximum temperature	7.2 C (45.0 F)	1.1 C (2.0 F)	16	8 of 100 (Routine)
2025-10-13	Broadview Alaska	Record high maximum temperature	15.0 C (59.0 F)	1.1 C (2.0 F)	8	7 of 100 (Routine)
2025-10-13	Kanuti Nwr Alaska	Record high minimum temperature	0.0 C (32.0 F)	0.6 C (1.1 F)	12	6 of 100 (Routine)
2025-10-13	Granite Crk	Record high minimum temperature	0.6 C (33.1 F)	0.1 C (0.2 F)	12	6 of 100 (Routine)
2025-10-13	Rabbit Creek Alaska	Record high maximum temperature (tie)	10.0 C (50.0 F)	tie	31	3 of 100 (Routine)
2025-10-13	Eagle Rvr 5 SE	Record high maximum temperature (tie)	13.9 C (57.0 F)	tie	23	2 of 100 (Routine)
2025-10-13	Rabbit Creek Alaska	Record high minimum temperature (tie)	5.0 C (41.0 F)	tie	23	2 of 100 (Routine)
2025-10-13	Turnagain Pass	Record high minimum temperature (tie)	3.9 C (39.0 F)	tie	16	2 of 100 (Routine)
2025-10-13	Salmon Trout Alaska	Record high minimum temperature (tie)	-1.1 C (30.0 F)	tie	16	1 of 100 (Routine)
2025-10-14	Kodiak AP	Record high maximum temperature	13.9 C (57.0 F)	0.6 C (1.1 F)	67	28 of 100 (Routine)
2025-10-14	College Obsy	Record high minimum temperature	1.7 C (35.1 F)	0.6 C (1.1 F)	56	23 of 100 (Routine)
2025-10-14	Elmendorf AFB	Record high minimum temperature	6.6 C (43.9 F)	1.0 C (1.8 F)	32	17 of 100 (Routine)
2025-10-14	Lazy Mtn	Record high minimum temperature	4.4 C (39.9 F)	0.5 C (0.9 F)	32	14 of 100 (Routine)
2025-10-14	Klawasi Alaska	Record high maximum temperature	9.4 C (48.9 F)	2.2 C (4.0 F)	23	13 of 100 (Routine)
2025-10-14	Grandview	Record high maximum temperature	8.3 C (46.9 F)	0.9 C (1.6 F)	20	11 of 100 (Routine)
2025-10-14	Eagle Alaska	Record high minimum temperature	0.6 C (33.1 F)	1.2 C (2.2 F)	23	10 of 100 (Routine)
2025-10-14	Tanana AP	Record high minimum temperature (tie)	2.8 C (37.0 F)	tie	103	10 of 100 (Routine)
2025-10-14	Ft Richardson Wtp	Record high minimum temperature	5.6 C (42.1 F)	0.6 C (1.1 F)	16	8 of 100 (Routine)
2025-10-14	Circle Hot Springs	Record high maximum temperature (tie)	7.8 C (46.0 F)	tie	56	6 of 100 (Routine)
2025-10-14	Salmon Trout Alaska	Record high minimum temperature (tie)	-2.2 C (28.0 F)	tie	32	3 of 100 (Routine)
2025-10-14	Eagle Rvr 5 SE	Record high minimum temperature (tie)	5.0 C (41.0 F)	tie	20	2 of 100 (Routine)
2025-10-14	Klawasi Alaska	Record high minimum temperature (tie)	0.6 C (33.1 F)	tie	10	1 of 100 (Routine)
2025-10-15	Dillingham FAA AP	Record high minimum temperature	5.6 C (42.1 F)	1.2 C (2.2 F)	42	24 of 100 (Routine)
2025-10-15	Puntilla	Record high minimum temperature	2.2 C (36.0 F)	1.1 C (2.0 F)	14	13 of 100 (Routine)
2025-10-15	Aniak AP	Record high maximum temperature (tie)	10.0 C (50.0 F)	tie	52	6 of 100 (Routine)
2025-10-15	Port Heiden	Record high minimum temperature (tie)	8.3 C (46.9 F)	tie	52	5 of 100 (Routine)
2025-10-15	Main Bay	Record high maximum temperature (tie)	10.6 C (51.1 F)	tie	31	3 of 100 (Routine)
2025-10-15	Kiana Alaska	Record high maximum temperature (tie)	5.6 C (42.1 F)	tie	12	1 of 100 (Routine)
2025-10-15	Koyukuk Nwr Alaska	Record high minimum temperature (tie)	0.6 C (33.1 F)	tie	12	1 of 100 (Routine)
2025-10-16	Dillingham FAA AP	Record high maximum temperature	11.1 C (52.0 F)	0.5 C (0.9 F)	100	41 of 100 (Notable)
2025-10-16	Port Heiden	Record high minimum temperature	7.0 C (44.6 F)	0.3 C (0.5 F)	46	21 of 100 (Routine)
2025-10-16	Dillingham FAA AP	Record high minimum temperature (tie)	5.0 C (41.0 F)	tie	100	10 of 100 (Routine)
2025-10-16	Tanana AP	Record high maximum temperature (tie)	9.4 C (48.9 F)	tie	12	3 of 100 (Routine)
2025-10-16	Kenai Nwr Alaska	Record high maximum temperature (tie)	12.2 C (54.0 F)	tie	23	2 of 100 (Routine)
2025-10-17	Elmendorf AFB	Record high minimum temperature	5.8 C (42.4 F)	1.9 C (3.4 F)	52	25 of 100 (Routine)
2025-10-17	Elmendorf AFB	Record high maximum temperature	9.1 C (48.4 F)	0.2 C (0.4 F)	52	22 of 100 (Routine)
2025-10-17	Broadview Alaska	Record high maximum temperature	11.1 C (52.0 F)	0.5 C (0.9 F)	12	7 of 100 (Routine)

Download the Data

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.

Margin (C)	Years the old record stood
1.7	85
2.2	103
1.7	100
0.5	100
1.1	123
0.6	108
3.3	82
0.5	126
5.1	72
4.5	72
2.3	82
7.3	56
1.7	82
0.5	87
1.1	78
2.3	78
0.5	82
2.5	75
0.6	55
4.4	58
2.2	68
1.1	74
4.5	55
1.1	72
4.5	55
3.9	46
0.5	68
3.9	39
2.8	50
0.6	72
0.6	67
1.6	56
1.1	68
1.1	56
1.1	54
0.6	59
1.9	52
1.7	52
1.2	42
7.8	32
0.6	50
0.6	56
1.1	44
1.1	47
0.6	46
5.5	32
0.2	52
1.1	46
1.1	47
0.3	46
3.3	40
2.8	32
0.5	22
3.4	6
1.7	32
0.6	46
1.1	28
1.1	39
2.8	19
1.7	40
2.8	8
1.0	32
1.0	32
0.7	32
1.6	19
1.7	36
4.5	16
2.3	32
0.5	19
0.6	32
1.1	32
3.9	22
2.8	20
0.9	32
0.5	19
1.1	16
0.6	16
1.1	32
0.5	32
3.9	16
2.8	22
1.1	32
1.1	32
1.6	32
1.2	24
1.1	14
3.9	19
2.2	23
3.3	14
1.1	32
2.8	22
0.6	32
0.6	32
0.9	32
1.0	32
1.1	32
2.2	22
0.6	16
1.1	24
1.1	12
3.3	19
2.2	20
1.7	22
1.7	22
0.6	16
0.6	4
1.1	19
1.1	22
1.6	22
2.2	19
0.9	20
0.5	12
1.1	19
1.2	23
0.6	22
2.2	16
0.6	22
1.7	19
0.6	22
0.6	22
0.4	23
1.4	16
0.5	3
1.1	8
2.2	7
1.2	16
1.0	16
1.1	6
0.6	16
1.1	12
1.1	16
1.7	12
1.1	16
1.7	12
0.6	19
0.6	16
0.9	16
0.5	12
1.1	8
1.2	10
0.6	16
1.7	8
0.2	16
0.6	3
0.6	12
0.5	7
0.6	8
1.1	8
0.1	12
1.7	3
1.7	3
0.5	7
0.6	4
0.6	8
1.1	4
0.6	3

Margin (C)	Years the old record stood
1.7	85
2.2	103
1.7	100
0.5	100
1.1	123
0.6	108
3.3	82
0.5	126
5.1	72
4.5	72
2.3	82
7.3	56
1.7	82
0.5	87
1.1	78
2.3	78
0.5	82
2.5	75
0.6	55
4.4	58
2.2	68
1.1	74
4.5	55
1.1	72
4.5	55
3.9	46
0.5	68
3.9	39
2.8	50
0.6	72
0.6	67
1.6	56
1.1	68
1.1	56
1.1	54
0.6	59
1.9	52
1.7	52
1.2	42
7.8	32
0.6	50
0.6	56
1.1	44
1.1	47
0.6	46
5.5	32
0.2	52
1.1	46
1.1	47
0.3	46
3.3	40
2.8	32
0.5	22
3.4	6
1.7	32
0.6	46
1.1	28
1.1	39
2.8	19
1.7	40
2.8	8
1.0	32
1.0	32
0.7	32
1.6	19
1.7	36
4.5	16
2.3	32
0.5	19
0.6	32
1.1	32
3.9	22
2.8	20
0.9	32
0.5	19
1.1	16
0.6	16
1.1	32
0.5	32
3.9	16
2.8	22
1.1	32
1.1	32
1.6	32
1.2	24
1.1	14
3.9	19
2.2	23
3.3	14
1.1	32
2.8	22
0.6	32
0.6	32
0.9	32
1.0	32
1.1	32
2.2	22
0.6	16
1.1	24
1.1	12
3.3	19
2.2	20
1.7	22
1.7	22
0.6	16
0.6	4
1.1	19
1.1	22
1.6	22
2.2	19
0.9	20
0.5	12
1.1	19
1.2	23
0.6	22
2.2	16
0.6	22
1.7	19
0.6	22
0.6	22
0.4	23
1.4	16
0.5	3
1.1	8
2.2	7
1.2	16
1.0	16
1.1	6
0.6	16
1.1	12
1.1	16
1.7	12
1.1	16
1.7	12
0.6	19
0.6	16
0.9	16
0.5	12
1.1	8
1.2	10
0.6	16
1.7	8
0.2	16
0.6	3
0.6	12
0.5	7
0.6	8
1.1	8
0.1	12
1.7	3
1.7	3
0.5	7
0.6	4
0.6	8
1.1	4
0.6	3