Heat wave in Norway and 4 other countries, 22 to 30 January 2023

Name: Heat wave in Norway and 4 other countries, 22 to 30 January 2023
Start: 2023-01-22
End: 2023-01-30
Location: Norway, Finland, Sweden, United Kingdom, Ireland

Heat wave in Norway and 4 other countries, 22 to 30 January 2023: 123 records at 91 stations, peak on 25 January 2023. Closed.

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

Key Facts

Heat wave in Norway and 4 other countries, 22 to 30 January 2023 set or tied 123 station records at 91 stations.
It ran from 22 January 2023 to 30 January 2023 (9 days) and its peak day was 25 January 2023.
Status: closed.
Oestersund-Froesoen set a daily record high maximum temperature of 8.1 C (46.6 F) on 25 January 2023.
The busiest day was 25 January 2023 with 55 records.
The oldest broken record in the ranked list had stood for 140 years.

Footprint

22 to 30 January 2023

The area covered by Heat wave in Norway and 4 other countries, 22 to 30 January 2023 is outlined, with 19 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Heat wave in Norway and 4 other countries, 22 to 30 January 2023: stations that set records in the event
Station	Type	Value	Date
Oestersund-Froesoen	Record high maximum temperature	8.1 C (46.6 F)	2023-01-25
Tromso	Record high maximum temperature	7.6 C (45.7 F)	2023-01-22
Arvidsjaur_A	Record high maximum temperature	5.5 C (41.9 F)	2023-01-25
Trondheim - Voll	Record high maximum temperature	8.2 C (46.8 F)	2023-01-24
Kirkwall	Record high minimum temperature	8.7 C (47.7 F)	2023-01-24
Torp	Record high minimum temperature	4.0 C (39.2 F)	2023-01-25
Sandane	Record high minimum temperature	6.3 C (43.3 F)	2023-01-24
Falun	Record high minimum temperature	2.0 C (35.6 F)	2023-01-25
Lindesnes Fyr	Record high maximum temperature	8.1 C (46.6 F)	2023-01-26
Kuusamo Lentoasema-1	Record high minimum temperature	-5.1 C (22.8 F)	2023-01-29
Craibstone	Record high maximum temperature	15.8 C (60.4 F)	2023-01-24
Sortland-Kleiva	Record high minimum temperature	2.4 C (36.3 F)	2023-01-22
Takle	Record high minimum temperature	5.3 C (41.5 F)	2023-01-24
Norderon	Record high maximum temperature	7.3 C (45.1 F)	2023-01-25
Boden	Record high maximum temperature	7.0 C (44.6 F)	2023-01-25
Ona II	Record high maximum temperature	11.1 C (52.0 F)	2023-01-24
Slatteroy Fyr	Record high minimum temperature	6.8 C (44.2 F)	2023-01-25
Jamsa Halli Lentokentta	Record high maximum temperature	3.1 C (37.6 F)	2023-01-26
Liperi Joensuun Lentoasema	Record high maximum temperature	3.2 C (37.8 F)	2023-01-26

Records per Day

Peak day 55

Records set or tied each day from 22 January 2023 to 30 January 2023. The most in one day was 55 on 25 January 2023.

Top Records by Margin

Margin over the record replaced

Top records of Heat wave in Norway and 4 other countries, 22 to 30 January 2023 ranked by margin
Craibstone, 01-24	4.1 C (7.4 F)
Arvidsjaur_A, 01-25	2.1 C (3.8 F)
Sandane, 01-24	2.1 C (3.8 F)
Tromso, 01-22	1.7 C (3.1 F)
Norderon, 01-25	1.6 C (2.9 F)
Torp, 01-25	1.5 C (2.7 F)
Boden, 01-25	1.2 C (2.2 F)
Kirkwall, 01-25	1.1 C (2.0 F)
Kuusamo Lentoasema-1, 01-29	1.0 C (1.8 F)
Sortland-Kleiva, 01-22	1.0 C (1.8 F)
Trondheim - Voll, 01-24	0.9 C (1.6 F)
Ona II, 01-24	0.9 C (1.6 F)
Kirkwall, 01-24	0.5 C (0.9 F)
Lindesnes Fyr, 01-26	0.5 C (0.9 F)
Takle, 01-24	0.3 C (0.5 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

123 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 Norway and 4 other countries, 22 to 30 January 2023
Margin (C)	Years the old record stood
0.1	140
1.7	72
2.1	72
0.9	63
1.5	63
0.5	31
1.0	60
0.5	59
2.1	51
0.1	52
4.1	7
1.1	49
0.3	51
1.0	48
1.6	49
1.2	49
0.3	52
0.2	52
0.9	40
0.2	49
0.9	49
0.9	49
0.4	52
1.5	31
0.6	40
0.4	33
0.3	49
0.5	49
0.4	33
1.2	31
0.4	40
0.2	33
2.4	32
1.6	31
1.3	20
0.5	32
0.6	33
2.2	31
0.3	41
0.4	33
1.2	33
0.5	3
1.0	32
1.5	32
1.1	41
0.6	32
0.7	33
0.2	31
0.8	31
1.2	32
0.2	33
0.9	33
0.3	33
3.5	27
0.2	33
0.7	32
0.1	36
0.2	33
1.0	32
0.8	33
0.4	33
0.5	32
0.1	33
0.3	20
0.5	32
0.3	32
1.2	31
0.1	32
0.7	32
0.8	33
0.4	32
2.3	7
0.3	27
1.4	20
0.2	32
0.6	33
2.1	19
0.6	24
0.9	21
0.4	24
0.6	19
0.9	0
2.2	0
0.2	19
0.3	31
2.8	0
1.3	16
1.0	4
1.4	5
2.7	4
2.1	13
1.4	0
1.1	4
0.5	12
0.8	5
1.1	5
0.9	4
0.6	4
0.1	4
0.1	5
0.3	5
0.5	0
0.1	3
0.1	12
0.4	5
1.6	4
0.5	5
1.2	4
0.1	5
1.7	5
0.5	0
0.2	0
0.1	8
0.8	4
1.1	4
0.8	4
0.1	0
0.1	0
0.1	4
0.4	5
0.3	0
0.4	0
0.2	1

Compared With Other Events

Station records per event

Station records in Heat wave in Norway and 4 other countries, 22 to 30 January 2023 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 Norway and 4 other countries, 22 to 30 January 2023 (this event)	123 records

Every Record Set

20 of 123

Every record set or tied during Heat wave in Norway and 4 other countries, 22 to 30 January 2023, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2023-01-22	Tromso	Record high maximum temperature	7.6 C (45.7 F)	1.7 C (3.1 F)	72	35 of 100 (Notable)
2023-01-22	Sortland-Kleiva	Record high minimum temperature	2.4 C (36.3 F)	1.0 C (1.8 F)	48	22 of 100 (Routine)
2023-01-24	Trondheim - Voll	Record high maximum temperature	8.2 C (46.8 F)	0.9 C (1.6 F)	63	27 of 100 (Routine)
2023-01-24	Kirkwall	Record high minimum temperature	8.7 C (47.7 F)	0.5 C (0.9 F)	31	26 of 100 (Routine)
2023-01-24	Sandane	Record high minimum temperature	6.3 C (43.3 F)	2.1 C (3.8 F)	51	25 of 100 (Routine)
2023-01-24	Craibstone	Record high maximum temperature	15.8 C (60.4 F)	4.1 C (7.4 F)	7	24 of 100 (Routine)
2023-01-24	Takle	Record high minimum temperature	5.3 C (41.5 F)	0.3 C (0.5 F)	51	22 of 100 (Routine)
2023-01-24	Ona II	Record high maximum temperature	11.1 C (52.0 F)	0.9 C (1.6 F)	40	21 of 100 (Routine)
2023-01-25	Oestersund-Froesoen	Record high maximum temperature	8.1 C (46.6 F)	0.1 C (0.2 F)	140	40 of 100 (Notable)
2023-01-25	Arvidsjaur_A	Record high maximum temperature	5.5 C (41.9 F)	2.1 C (3.8 F)	72	31 of 100 (Routine)
2023-01-25	Torp	Record high minimum temperature	4.0 C (39.2 F)	1.5 C (2.7 F)	63	26 of 100 (Routine)
2023-01-25	Falun	Record high minimum temperature	2.0 C (35.6 F)	0.1 C (0.2 F)	52	25 of 100 (Routine)
2023-01-25	Kirkwall	Record high maximum temperature	10.1 C (50.2 F)	1.1 C (2.0 F)	49	23 of 100 (Routine)
2023-01-25	Norderon	Record high maximum temperature	7.3 C (45.1 F)	1.6 C (2.9 F)	49	22 of 100 (Routine)
2023-01-25	Boden	Record high maximum temperature	7.0 C (44.6 F)	1.2 C (2.2 F)	49	22 of 100 (Routine)
2023-01-25	Slatteroy Fyr	Record high minimum temperature	6.8 C (44.2 F)	0.2 C (0.4 F)	49	21 of 100 (Routine)
2023-01-26	Lindesnes Fyr	Record high maximum temperature	8.1 C (46.6 F)	0.5 C (0.9 F)	59	25 of 100 (Routine)
2023-01-26	Jamsa Halli Lentokentta	Record high maximum temperature	3.1 C (37.6 F)	0.3 C (0.5 F)	52	21 of 100 (Routine)
2023-01-26	Liperi Joensuun Lentoasema	Record high maximum temperature	3.2 C (37.8 F)	0.2 C (0.4 F)	52	21 of 100 (Routine)
2023-01-29	Kuusamo Lentoasema-1	Record high minimum temperature	-5.1 C (22.8 F)	1.0 C (1.8 F)	60	25 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 123 records the event counts. The counts above use the full total.

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.

Date	Records
2023-01-22	16
2023-01-23	12
2023-01-24	21
2023-01-25	55
2023-01-26	16
2023-01-28	1
2023-01-29	1
2023-01-30	1

Margin (C)	Years the old record stood
0.1	140
1.7	72
2.1	72
0.9	63
1.5	63
0.5	31
1.0	60
0.5	59
2.1	51
0.1	52
4.1	7
1.1	49
0.3	51
1.0	48
1.6	49
1.2	49
0.3	52
0.2	52
0.9	40
0.2	49
0.9	49
0.9	49
0.4	52
1.5	31
0.6	40
0.4	33
0.3	49
0.5	49
0.4	33
1.2	31
0.4	40
0.2	33
2.4	32
1.6	31
1.3	20
0.5	32
0.6	33
2.2	31
0.3	41
0.4	33
1.2	33
0.5	3
1.0	32
1.5	32
1.1	41
0.6	32
0.7	33
0.2	31
0.8	31
1.2	32
0.2	33
0.9	33
0.3	33
3.5	27
0.2	33
0.7	32
0.1	36
0.2	33
1.0	32
0.8	33
0.4	33
0.5	32
0.1	33
0.3	20
0.5	32
0.3	32
1.2	31
0.1	32
0.7	32
0.8	33
0.4	32
2.3	7
0.3	27
1.4	20
0.2	32
0.6	33
2.1	19
0.6	24
0.9	21
0.4	24
0.6	19
0.9	0
2.2	0
0.2	19
0.3	31
2.8	0
1.3	16
1.0	4
1.4	5
2.7	4
2.1	13
1.4	0
1.1	4
0.5	12
0.8	5
1.1	5
0.9	4
0.6	4
0.1	4
0.1	5
0.3	5
0.5	0
0.1	3
0.1	12
0.4	5
1.6	4
0.5	5
1.2	4
0.1	5
1.7	5
0.5	0
0.2	0
0.1	8
0.8	4
1.1	4
0.8	4
0.1	0
0.1	0
0.1	4
0.4	5
0.3	0
0.4	0
0.2	1

Margin (C)	Years the old record stood
0.1	140
1.7	72
2.1	72
0.9	63
1.5	63
0.5	31
1.0	60
0.5	59
2.1	51
0.1	52
4.1	7
1.1	49
0.3	51
1.0	48
1.6	49
1.2	49
0.3	52
0.2	52
0.9	40
0.2	49
0.9	49
0.9	49
0.4	52
1.5	31
0.6	40
0.4	33
0.3	49
0.5	49
0.4	33
1.2	31
0.4	40
0.2	33
2.4	32
1.6	31
1.3	20
0.5	32
0.6	33
2.2	31
0.3	41
0.4	33
1.2	33
0.5	3
1.0	32
1.5	32
1.1	41
0.6	32
0.7	33
0.2	31
0.8	31
1.2	32
0.2	33
0.9	33
0.3	33
3.5	27
0.2	33
0.7	32
0.1	36
0.2	33
1.0	32
0.8	33
0.4	33
0.5	32
0.1	33
0.3	20
0.5	32
0.3	32
1.2	31
0.1	32
0.7	32
0.8	33
0.4	32
2.3	7
0.3	27
1.4	20
0.2	32
0.6	33
2.1	19
0.6	24
0.9	21
0.4	24
0.6	19
0.9	0
2.2	0
0.2	19
0.3	31
2.8	0
1.3	16
1.0	4
1.4	5
2.7	4
2.1	13
1.4	0
1.1	4
0.5	12
0.8	5
1.1	5
0.9	4
0.6	4
0.1	4
0.1	5
0.3	5
0.5	0
0.1	3
0.1	12
0.4	5
1.6	4
0.5	5
1.2	4
0.1	5
1.7	5
0.5	0
0.2	0
0.1	8
0.8	4
1.1	4
0.8	4
0.1	0
0.1	0
0.1	4
0.4	5
0.3	0
0.4	0
0.2	1