Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025

Name: Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025
Start: 2025-05-04
End: 2025-05-21
Location: Finland, Germany, Ukraine, Romania, Belarus, Poland, Lithuania, Moldova, Latvia, Russia, Czech Republic, Sweden, Estonia, Montenegro, Macedonia, Slovakia, Bosnia and Herzegovina, Bulgaria, Norway, Austria, Greece, Italy, Serbia

Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025: 330 records at 191 stations, peak on 9 May 2025. Closed.

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

Key Facts

Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025 set or tied 330 station records at 191 stations.
It ran from 4 May 2025 to 21 May 2025 (18 days) and its peak day was 9 May 2025.
Status: closed.
Turnu Magurele set a daily record low minimum temperature of 2.4 C (36.3 F) on 14 May 2025.
The busiest day was 9 May 2025 with 43 records.
The oldest broken record in the ranked list had stood for 160 years.

Footprint

4 to 21 May 2025

The area covered by Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025 is outlined, with 16 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025: stations that set records in the event
Station	Type	Value	Date
Turnu Magurele	Record low minimum temperature	2.4 C (36.3 F)	2025-05-14
Halmstad Flygflottilj	Record low minimum temperature	-3.8 C (25.2 F)	2025-05-05
Strachowice	Record low maximum temperature	9.2 C (48.6 F)	2025-05-18
Leipzig-Holzhausen	Record low minimum temperature	-0.3 C (31.5 F)	2025-05-06
Minsk	Record low minimum temperature	-4.1 C (24.6 F)	2025-05-09
Lubny	Record low maximum temperature	7.0 C (44.6 F)	2025-05-09
Elblag-Milejewo	Record low maximum temperature	6.5 C (43.7 F)	2025-05-15
Cluj Napoca	Record low maximum temperature	11.5 C (52.7 F)	2025-05-16
Shepetivka	Record low maximum temperature	8.3 C (46.9 F)	2025-05-19
Botosani	Record low maximum temperature	7.8 C (46.0 F)	2025-05-16
Sarajevo	Record low minimum temperature	1.0 C (33.8 F)	2025-05-20
Liubashivka	Record low maximum temperature	9.3 C (48.7 F)	2025-05-09
Turany	Record low minimum temperature	0.5 C (32.9 F)	2025-05-16
Bel'cy	Record low maximum temperature	10.0 C (50.0 F)	2025-05-16
Khmelnytskyi	Record low maximum temperature	9.9 C (49.8 F)	2025-05-17
Kajaani Lentoasema-1	Record low maximum temperature	0.4 C (32.7 F)	2025-05-05

Records per Day

Peak day 43

Records set or tied each day from 4 May 2025 to 21 May 2025. The most in one day was 43 on 9 May 2025.

Records per day during Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025
Date	Records
2025-05-04	7
2025-05-05	25
2025-05-06	40
2025-05-07	35
2025-05-08	20
2025-05-09	43
2025-05-10	11
2025-05-11	19
2025-05-12	19
2025-05-13	17
2025-05-14	9
2025-05-15	10
2025-05-16	33
2025-05-17	11
2025-05-18	13
2025-05-19	11
2025-05-20	6
2025-05-21	1

Top Records by Margin

Margin over the record replaced

Top records of Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025 ranked by margin
Bel'cy, 05-16	6.0 C (10.8 F)
Strachowice, 05-18	4.7 C (8.5 F)
Khmelnytskyi, 05-17	4.0 C (7.2 F)
Liubashivka, 05-09	2.9 C (5.2 F)
Turnu Magurele, 05-14	2.6 C (4.7 F)
Lubny, 05-09	2.5 C (4.5 F)
Elblag-Milejewo, 05-15	2.4 C (4.3 F)
Kajaani Lentoasema-1, 05-05	2.4 C (4.3 F)
Lubny, 05-12	1.6 C (2.9 F)
Turnu Magurele, 05-15	1.5 C (2.7 F)
Shepetivka, 05-11	1.5 C (2.7 F)
Halmstad Flygflottilj, 05-05	1.4 C (2.5 F)
Sarajevo, 05-20	1.3 C (2.3 F)
Shepetivka, 05-19	1.2 C (2.2 F)
Minsk, 05-09	0.8 C (1.4 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

330 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 Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025
Margin (C)	Years the old record stood
2.6	124
1.4	78
1.5	96
4.7	84
0.8	112
0.6	160
2.4	84
0.3	95
2.5	83
1.6	84
1.2	82
1.3	72
0.7	63
1.5	75
0.6	84
0.4	84
2.9	72
6.0	48
4.0	60
2.4	70
1.7	68
0.8	72
0.5	72
3.4	60
3.1	64
1.7	68
1.3	72
1.1	72
0.2	72
0.5	72
1.1	72
1.6	67
2.1	60
0.3	72
0.9	68
0.8	70
5.3	36
1.9	64
3.1	44
1.3	64
0.2	70
0.2	70
0.5	68
0.8	63
1.1	52
3.6	48
0.3	72
1.9	63
1.7	60
1.2	60
1.4	44
2.3	47
1.3	60
2.3	51
4.9	27
3.0	44
3.9	44
2.0	59
0.7	64
0.4	58
0.9	63
0.9	47
1.7	38
2.7	44
0.2	56
2.1	40
1.2	58
2.2	51
0.4	56
1.8	52
2.8	44
2.3	48
1.5	47
1.5	48
2.0	51
0.3	62
2.6	44
1.1	51
1.4	48
0.5	47
3.3	38
1.1	44
1.2	51
0.3	59
0.4	59
0.3	59
0.7	51
0.1	51
1.7	52
1.5	44
0.1	56
0.3	59
1.2	47
1.6	48
0.3	47
0.2	47
0.8	46
1.7	46
2.6	38
1.5	38
0.5	47
2.3	26
1.4	44
1.2	47
0.9	47
0.7	51
1.0	44
0.2	52
0.8	47
0.7	51
1.3	47
2.9	30
0.1	52
1.1	46
0.1	48
0.3	51
1.0	46
0.3	48
0.5	52
1.0	46
0.4	48
0.8	44
0.4	52
0.5	47
0.5	47
0.4	44
0.5	40
0.4	51
1.0	44
1.1	44
0.8	47
0.4	47
3.1	28
0.5	30
0.7	46
1.1	38
3.6	20
1.1	38
0.6	44
1.6	35
2.4	24
0.9	38
1.3	38
0.3	47
2.0	28
2.7	28
3.9	20
0.3	44
0.3	44
1.6	31
0.5	7
0.4	30
1.2	36
0.3	34
2.6	28
0.2	43
0.5	38
0.9	35
0.1	36
0.2	34
0.9	38
0.9	28
0.8	34
0.2	40
0.6	26
0.5	36
2.9	8
4.3	8
1.5	24
0.5	32
0.6	20
0.2	28
1.5	26
0.9	15
0.6	26
1.0	28
1.6	20
0.4	34
1.6	16
0.3	28
0.7	34
0.7	22
0.1	24
1.8	20
2.2	4
3.5	4
1.0	28
0.3	34
0.5	28
0.8	26
0.4	26
1.4	20
1.8	19
2.7	7
0.3	12
2.6	2
0.3	26
0.8	27
0.8	20
0.3	20

Compared With Other Events

Station records per event

Station records in Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025 compared with similar events
Cold outbreak in United States and Mexico, 6 February to 5 March 2021	12,118 records
Cold outbreak in United States and Mexico, 13 October to 5 November 2020	9,841 records
Cold outbreak in United States and Mexico, 23 December 2017 to 8 January 2018	8,263 records
Cold outbreak in United States and Mexico, 3 to 23 January 2024	7,675 records
Cold outbreak in United States, 15 January to 10 February 2026	5,568 records
Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025 (this event)	330 records

Every Record Set

20 of 330

Every record set or tied during Cold outbreak in Finland and 22 other countries, 4 to 21 May 2025, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2025-05-05	Halmstad Flygflottilj	Record low minimum temperature	-3.8 C (25.2 F)	1.4 C (2.5 F)	78	45 of 100 (Notable)
2025-05-05	Kajaani Lentoasema-1	Record low maximum temperature	0.4 C (32.7 F)	2.4 C (4.3 F)	70	32 of 100 (Routine)
2025-05-06	Leipzig-Holzhausen	Record low minimum temperature	-0.3 C (31.5 F)	0.6 C (1.1 F)	160	41 of 100 (Notable)
2025-05-09	Minsk	Record low minimum temperature	-4.1 C (24.6 F)	0.8 C (1.4 F)	112	41 of 100 (Notable)
2025-05-09	Lubny	Record low maximum temperature	7.0 C (44.6 F)	2.5 C (4.5 F)	83	38 of 100 (Notable)
2025-05-09	Liubashivka	Record low maximum temperature	9.3 C (48.7 F)	2.9 C (5.2 F)	72	34 of 100 (Routine)
2025-05-11	Shepetivka	Record low minimum temperature	-0.4 C (31.3 F)	1.5 C (2.7 F)	75	35 of 100 (Notable)
2025-05-12	Lubny	Record low maximum temperature	9.1 C (48.4 F)	1.6 C (2.9 F)	84	37 of 100 (Notable)
2025-05-13	Strachowice	Record low minimum temperature	0.7 C (33.3 F)	0.4 C (0.7 F)	84	34 of 100 (Routine)
2025-05-14	Turnu Magurele	Record low minimum temperature	2.4 C (36.3 F)	2.6 C (4.7 F)	124	48 of 100 (Notable)
2025-05-15	Turnu Magurele	Record low minimum temperature	3.6 C (38.5 F)	1.5 C (2.7 F)	96	43 of 100 (Notable)
2025-05-15	Elblag-Milejewo	Record low maximum temperature	6.5 C (43.7 F)	2.4 C (4.3 F)	84	38 of 100 (Notable)
2025-05-16	Cluj Napoca	Record low maximum temperature	11.5 C (52.7 F)	0.3 C (0.5 F)	95	38 of 100 (Notable)
2025-05-16	Botosani	Record low maximum temperature	7.8 C (46.0 F)	0.7 C (1.3 F)	63	35 of 100 (Notable)
2025-05-16	Turany	Record low minimum temperature	0.5 C (32.9 F)	0.6 C (1.1 F)	84	34 of 100 (Routine)
2025-05-16	Bel'cy	Record low maximum temperature	10.0 C (50.0 F)	6.0 C (10.8 F)	48	33 of 100 (Routine)
2025-05-17	Khmelnytskyi	Record low maximum temperature	9.9 C (49.8 F)	4.0 C (7.2 F)	60	33 of 100 (Routine)
2025-05-18	Strachowice	Record low maximum temperature	9.2 C (48.6 F)	4.7 C (8.5 F)	84	42 of 100 (Notable)
2025-05-19	Shepetivka	Record low maximum temperature	8.3 C (46.9 F)	1.2 C (2.2 F)	82	36 of 100 (Notable)
2025-05-20	Sarajevo	Record low minimum temperature	1.0 C (33.8 F)	1.3 C (2.3 F)	72	35 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 330 records the event counts. The counts above use the full total.

Related Headlines

Third party news, headline and link only

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
2.6	124
1.4	78
1.5	96
4.7	84
0.8	112
0.6	160
2.4	84
0.3	95
2.5	83
1.6	84
1.2	82
1.3	72
0.7	63
1.5	75
0.6	84
0.4	84
2.9	72
6.0	48
4.0	60
2.4	70
1.7	68
0.8	72
0.5	72
3.4	60
3.1	64
1.7	68
1.3	72
1.1	72
0.2	72
0.5	72
1.1	72
1.6	67
2.1	60
0.3	72
0.9	68
0.8	70
5.3	36
1.9	64
3.1	44
1.3	64
0.2	70
0.2	70
0.5	68
0.8	63
1.1	52
3.6	48
0.3	72
1.9	63
1.7	60
1.2	60
1.4	44
2.3	47
1.3	60
2.3	51
4.9	27
3.0	44
3.9	44
2.0	59
0.7	64
0.4	58
0.9	63
0.9	47
1.7	38
2.7	44
0.2	56
2.1	40
1.2	58
2.2	51
0.4	56
1.8	52
2.8	44
2.3	48
1.5	47
1.5	48
2.0	51
0.3	62
2.6	44
1.1	51
1.4	48
0.5	47
3.3	38
1.1	44
1.2	51
0.3	59
0.4	59
0.3	59
0.7	51
0.1	51
1.7	52
1.5	44
0.1	56
0.3	59
1.2	47
1.6	48
0.3	47
0.2	47
0.8	46
1.7	46
2.6	38
1.5	38
0.5	47
2.3	26
1.4	44
1.2	47
0.9	47
0.7	51
1.0	44
0.2	52
0.8	47
0.7	51
1.3	47
2.9	30
0.1	52
1.1	46
0.1	48
0.3	51
1.0	46
0.3	48
0.5	52
1.0	46
0.4	48
0.8	44
0.4	52
0.5	47
0.5	47
0.4	44
0.5	40
0.4	51
1.0	44
1.1	44
0.8	47
0.4	47
3.1	28
0.5	30
0.7	46
1.1	38
3.6	20
1.1	38
0.6	44
1.6	35
2.4	24
0.9	38
1.3	38
0.3	47
2.0	28
2.7	28
3.9	20
0.3	44
0.3	44
1.6	31
0.5	7
0.4	30
1.2	36
0.3	34
2.6	28
0.2	43
0.5	38
0.9	35
0.1	36
0.2	34
0.9	38
0.9	28
0.8	34
0.2	40
0.6	26
0.5	36
2.9	8
4.3	8
1.5	24
0.5	32
0.6	20
0.2	28
1.5	26
0.9	15
0.6	26
1.0	28
1.6	20
0.4	34
1.6	16
0.3	28
0.7	34
0.7	22
0.1	24
1.8	20
2.2	4
3.5	4
1.0	28
0.3	34
0.5	28
0.8	26
0.4	26
1.4	20
1.8	19
2.7	7
0.3	12
2.6	2
0.3	26
0.8	27
0.8	20
0.3	20

Margin (C)	Years the old record stood
2.6	124
1.4	78
1.5	96
4.7	84
0.8	112
0.6	160
2.4	84
0.3	95
2.5	83
1.6	84
1.2	82
1.3	72
0.7	63
1.5	75
0.6	84
0.4	84
2.9	72
6.0	48
4.0	60
2.4	70
1.7	68
0.8	72
0.5	72
3.4	60
3.1	64
1.7	68
1.3	72
1.1	72
0.2	72
0.5	72
1.1	72
1.6	67
2.1	60
0.3	72
0.9	68
0.8	70
5.3	36
1.9	64
3.1	44
1.3	64
0.2	70
0.2	70
0.5	68
0.8	63
1.1	52
3.6	48
0.3	72
1.9	63
1.7	60
1.2	60
1.4	44
2.3	47
1.3	60
2.3	51
4.9	27
3.0	44
3.9	44
2.0	59
0.7	64
0.4	58
0.9	63
0.9	47
1.7	38
2.7	44
0.2	56
2.1	40
1.2	58
2.2	51
0.4	56
1.8	52
2.8	44
2.3	48
1.5	47
1.5	48
2.0	51
0.3	62
2.6	44
1.1	51
1.4	48
0.5	47
3.3	38
1.1	44
1.2	51
0.3	59
0.4	59
0.3	59
0.7	51
0.1	51
1.7	52
1.5	44
0.1	56
0.3	59
1.2	47
1.6	48
0.3	47
0.2	47
0.8	46
1.7	46
2.6	38
1.5	38
0.5	47
2.3	26
1.4	44
1.2	47
0.9	47
0.7	51
1.0	44
0.2	52
0.8	47
0.7	51
1.3	47
2.9	30
0.1	52
1.1	46
0.1	48
0.3	51
1.0	46
0.3	48
0.5	52
1.0	46
0.4	48
0.8	44
0.4	52
0.5	47
0.5	47
0.4	44
0.5	40
0.4	51
1.0	44
1.1	44
0.8	47
0.4	47
3.1	28
0.5	30
0.7	46
1.1	38
3.6	20
1.1	38
0.6	44
1.6	35
2.4	24
0.9	38
1.3	38
0.3	47
2.0	28
2.7	28
3.9	20
0.3	44
0.3	44
1.6	31
0.5	7
0.4	30
1.2	36
0.3	34
2.6	28
0.2	43
0.5	38
0.9	35
0.1	36
0.2	34
0.9	38
0.9	28
0.8	34
0.2	40
0.6	26
0.5	36
2.9	8
4.3	8
1.5	24
0.5	32
0.6	20
0.2	28
1.5	26
0.9	15
0.6	26
1.0	28
1.6	20
0.4	34
1.6	16
0.3	28
0.7	34
0.7	22
0.1	24
1.8	20
2.2	4
3.5	4
1.0	28
0.3	34
0.5	28
0.8	26
0.4	26
1.4	20
1.8	19
2.7	7
0.3	12
2.6	2
0.3	26
0.8	27
0.8	20
0.3	20

Margin (C)	Years the old record stood
2.6	124
1.4	78
1.5	96
4.7	84
0.8	112
0.6	160
2.4	84
0.3	95
2.5	83
1.6	84
1.2	82
1.3	72
0.7	63
1.5	75
0.6	84
0.4	84
2.9	72
6.0	48
4.0	60
2.4	70
1.7	68
0.8	72
0.5	72
3.4	60
3.1	64
1.7	68
1.3	72
1.1	72
0.2	72
0.5	72
1.1	72
1.6	67
2.1	60
0.3	72
0.9	68
0.8	70
5.3	36
1.9	64
3.1	44
1.3	64
0.2	70
0.2	70
0.5	68
0.8	63
1.1	52
3.6	48
0.3	72
1.9	63
1.7	60
1.2	60
1.4	44
2.3	47
1.3	60
2.3	51
4.9	27
3.0	44
3.9	44
2.0	59
0.7	64
0.4	58
0.9	63
0.9	47
1.7	38
2.7	44
0.2	56
2.1	40
1.2	58
2.2	51
0.4	56
1.8	52
2.8	44
2.3	48
1.5	47
1.5	48
2.0	51
0.3	62
2.6	44
1.1	51
1.4	48
0.5	47
3.3	38
1.1	44
1.2	51
0.3	59
0.4	59
0.3	59
0.7	51
0.1	51
1.7	52
1.5	44
0.1	56
0.3	59
1.2	47
1.6	48
0.3	47
0.2	47
0.8	46
1.7	46
2.6	38
1.5	38
0.5	47
2.3	26
1.4	44
1.2	47
0.9	47
0.7	51
1.0	44
0.2	52
0.8	47
0.7	51
1.3	47
2.9	30
0.1	52
1.1	46
0.1	48
0.3	51
1.0	46
0.3	48
0.5	52
1.0	46
0.4	48
0.8	44
0.4	52
0.5	47
0.5	47
0.4	44
0.5	40
0.4	51
1.0	44
1.1	44
0.8	47
0.4	47
3.1	28
0.5	30
0.7	46
1.1	38
3.6	20
1.1	38
0.6	44
1.6	35
2.4	24
0.9	38
1.3	38
0.3	47
2.0	28
2.7	28
3.9	20
0.3	44
0.3	44
1.6	31
0.5	7
0.4	30
1.2	36
0.3	34
2.6	28
0.2	43
0.5	38
0.9	35
0.1	36
0.2	34
0.9	38
0.9	28
0.8	34
0.2	40
0.6	26
0.5	36
2.9	8
4.3	8
1.5	24
0.5	32
0.6	20
0.2	28
1.5	26
0.9	15
0.6	26
1.0	28
1.6	20
0.4	34
1.6	16
0.3	28
0.7	34
0.7	22
0.1	24
1.8	20
2.2	4
3.5	4
1.0	28
0.3	34
0.5	28
0.8	26
0.4	26
1.4	20
1.8	19
2.7	7
0.3	12
2.6	2
0.3	26
0.8	27
0.8	20
0.3	20