Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018

Name: Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018
Start: 2018-02-04
End: 2018-02-09
Location: Japan, Korea, South, Korea, North

Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018: 105 records at 55 stations, peak on 6 February 2018. Closed.

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

Key Facts

Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018 set or tied 105 station records at 55 stations.
It ran from 4 February 2018 to 9 February 2018 (6 days) and its peak day was 6 February 2018.
Status: closed.
Sakai set an all-time record low minimum temperature of -8.1 C (17.4 F) on 9 February 2018.
The busiest day was 6 February 2018 with 34 records.
The oldest broken record in the ranked list had stood for 67 years.

Footprint

4 to 9 February 2018

The area covered by Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018 is outlined, with 18 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018: stations that set records in the event
Station	Type	Value	Date
Sakai	Record low minimum temperature	-8.1 C (17.4 F)	2018-02-09
Matsue	Record low minimum temperature	-7.0 C (19.4 F)	2018-02-09
Murotomisaki	Record low maximum temperature	3.9 C (39.0 F)	2018-02-05
Saigo	Record low maximum temperature	0.8 C (33.4 F)	2018-02-04
Iizuka	Record low maximum temperature	0.0 C (32.0 F)	2018-02-04
Hamada	Record low maximum temperature	1.0 C (33.8 F)	2018-02-05
Tanegashima	Record low minimum temperature	2.2 C (36.0 F)	2018-02-08
Shimizu	Record low maximum temperature	4.9 C (40.8 F)	2018-02-04
Oita	Record low maximum temperature	4.0 C (39.2 F)	2018-02-05
Hirado	Record low maximum temperature	0.8 C (33.4 F)	2018-02-04
Uwajima	Record low maximum temperature	2.8 C (37.0 F)	2018-02-04
Kochi	Record low maximum temperature	6.4 C (43.5 F)	2018-02-04
Takamatsu	Record low maximum temperature	3.4 C (38.1 F)	2018-02-05
Hamamatsu	Record low minimum temperature	-2.6 C (27.3 F)	2018-02-06
Izuhara	Record low maximum temperature	0.2 C (32.4 F)	2018-02-06
Ushibuka	Record low maximum temperature	2.1 C (35.8 F)	2018-02-06
Yamaguchi	Record low minimum temperature	-6.2 C (20.8 F)	2018-02-08
Ueno	Record low minimum temperature	-6.6 C (20.1 F)	2018-02-09

Records per Day

Peak day 34

Records set or tied each day from 4 February 2018 to 9 February 2018. The most in one day was 34 on 6 February 2018.

Top Records by Margin

Margin over the record replaced

Top records of Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018 ranked by margin
Matsue, 02-09	3.7 C (6.7 F)
Ushibuka, 02-06	3.3 C (5.9 F)
Izuhara, 02-06	3.0 C (5.4 F)
Iizuka, 02-04	2.0 C (3.6 F)
Murotomisaki, 02-05	1.7 C (3.1 F)
Yamaguchi, 02-08	1.7 C (3.1 F)
Uwajima, 02-04	1.4 C (2.5 F)
Hirado, 02-04	1.3 C (2.3 F)
Saigo, 02-04	1.1 C (2.0 F)
Hamada, 02-05	0.9 C (1.6 F)
Tanegashima, 02-08	0.6 C (1.1 F)
Shimizu, 02-05	0.6 C (1.1 F)
Shimizu, 02-04	0.5 C (0.9 F)
Oita, 02-05	0.4 C (0.7 F)
Takamatsu, 02-05	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

105 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 Japan and 2 other countries, 4 to 9 February 2018
Margin (C)	Years the old record stood
0.2	50
3.7	66
1.7	66
1.1	67
0.9	66
2.0	55
0.6	67
0.4	66
0.6	66
0.5	66
0.2	64
0.1	66
0.2	66
1.7	50
3.0	38
1.3	55
3.3	38
0.3	66
1.4	55
0.3	66
0.3	33
0.9	52
1.7	48
0.9	55
1.5	52
1.1	55
1.7	48
2.1	40
0.8	52
1.2	48
2.2	38
1.2	52
1.4	48
1.0	55
1.2	38
1.9	40
0.1	55
2.1	40
0.1	55
2.5	38
0.5	52
0.9	40
1.5	34
1.5	34
0.5	48
0.1	52
1.3	40
0.1	52
0.5	48
1.6	40
0.8	40
0.8	40
0.8	40
1.3	38
0.1	48
1.4	38
1.5	38
1.6	38
0.3	47
1.2	36
0.2	47
0.1	48
1.9	40
0.8	38
0.9	34
0.4	40
0.4	40
1.9	32
1.6	34
1.0	38
1.6	32
0.1	47
0.8	40
1.4	40
0.7	38
0.8	34
1.1	32
0.2	40
0.9	34
0.6	38
0.5	38
0.1	40
0.7	34
1.0	40
0.1	38
0.5	34
0.5	34
0.1	38
0.4	34
0.8	40
0.1	34
0.1	34
0.3	34
0.3	34
0.1	34
0.5	32
0.6	38
2.0	10
0.2	32
1.5	18
1.9	12
0.4	23
0.6	12
0.6	3
0.7	4

Compared With Other Events

Station records per event

Station records in Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018 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 Japan and 2 other countries, 4 to 9 February 2018 (this event)	105 records

Every Record Set

20 of 105

Every record set or tied during Cold outbreak in Japan and 2 other countries, 4 to 9 February 2018, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2018-02-04	Saigo	Record low maximum temperature	0.8 C (33.4 F)	1.1 C (2.0 F)	67	29 of 100 (Routine)
2018-02-04	Iizuka	Record low maximum temperature	0.0 C (32.0 F)	2.0 C (3.6 F)	55	27 of 100 (Routine)
2018-02-04	Shimizu	Record low maximum temperature	4.9 C (40.8 F)	0.5 C (0.9 F)	66	26 of 100 (Routine)
2018-02-04	Hirado	Record low maximum temperature	0.8 C (33.4 F)	1.3 C (2.3 F)	55	25 of 100 (Routine)
2018-02-04	Uwajima	Record low maximum temperature	2.8 C (37.0 F)	1.4 C (2.5 F)	55	25 of 100 (Routine)
2018-02-04	Kochi	Record low maximum temperature	6.4 C (43.5 F)	0.3 C (0.5 F)	66	25 of 100 (Routine)
2018-02-05	Murotomisaki	Record low maximum temperature	3.9 C (39.0 F)	1.7 C (3.1 F)	66	30 of 100 (Routine)
2018-02-05	Hamada	Record low maximum temperature	1.0 C (33.8 F)	0.9 C (1.6 F)	66	27 of 100 (Routine)
2018-02-05	Oita	Record low maximum temperature	4.0 C (39.2 F)	0.4 C (0.7 F)	66	26 of 100 (Routine)
2018-02-05	Shimizu	Record low maximum temperature	3.3 C (37.9 F)	0.6 C (1.1 F)	66	26 of 100 (Routine)
2018-02-05	Saigo	Record low maximum temperature	0.6 C (33.1 F)	0.2 C (0.4 F)	66	25 of 100 (Routine)
2018-02-05	Takamatsu	Record low maximum temperature	3.4 C (38.1 F)	0.3 C (0.5 F)	66	25 of 100 (Routine)
2018-02-06	Hamamatsu	Record low minimum temperature	-2.6 C (27.3 F)	0.1 C (0.2 F)	66	25 of 100 (Routine)
2018-02-06	Izuhara	Record low maximum temperature	0.2 C (32.4 F)	3.0 C (5.4 F)	38	25 of 100 (Routine)
2018-02-06	Ushibuka	Record low maximum temperature	2.1 C (35.8 F)	3.3 C (5.9 F)	38	25 of 100 (Routine)
2018-02-08	Tanegashima	Record low minimum temperature	2.2 C (36.0 F)	0.6 C (1.1 F)	67	27 of 100 (Routine)
2018-02-08	Yamaguchi	Record low minimum temperature	-6.2 C (20.8 F)	1.7 C (3.1 F)	50	25 of 100 (Routine)
2018-02-09	Sakai	Record low minimum temperature	-8.1 C (17.4 F)	0.2 C (0.4 F)	50	41 of 100 (Notable)
2018-02-09	Matsue	Record low minimum temperature	-7.0 C (19.4 F)	3.7 C (6.7 F)	66	38 of 100 (Notable)
2018-02-09	Ueno	Record low minimum temperature	-6.6 C (20.1 F)	0.2 C (0.4 F)	64	25 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 105 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
0.2	50
3.7	66
1.7	66
1.1	67
0.9	66
2.0	55
0.6	67
0.4	66
0.6	66
0.5	66
0.2	64
0.1	66
0.2	66
1.7	50
3.0	38
1.3	55
3.3	38
0.3	66
1.4	55
0.3	66
0.3	33
0.9	52
1.7	48
0.9	55
1.5	52
1.1	55
1.7	48
2.1	40
0.8	52
1.2	48
2.2	38
1.2	52
1.4	48
1.0	55
1.2	38
1.9	40
0.1	55
2.1	40
0.1	55
2.5	38
0.5	52
0.9	40
1.5	34
1.5	34
0.5	48
0.1	52
1.3	40
0.1	52
0.5	48
1.6	40
0.8	40
0.8	40
0.8	40
1.3	38
0.1	48
1.4	38
1.5	38
1.6	38
0.3	47
1.2	36
0.2	47
0.1	48
1.9	40
0.8	38
0.9	34
0.4	40
0.4	40
1.9	32
1.6	34
1.0	38
1.6	32
0.1	47
0.8	40
1.4	40
0.7	38
0.8	34
1.1	32
0.2	40
0.9	34
0.6	38
0.5	38
0.1	40
0.7	34
1.0	40
0.1	38
0.5	34
0.5	34
0.1	38
0.4	34
0.8	40
0.1	34
0.1	34
0.3	34
0.3	34
0.1	34
0.5	32
0.6	38
2.0	10
0.2	32
1.5	18
1.9	12
0.4	23
0.6	12
0.6	3
0.7	4

Margin (C)	Years the old record stood
0.2	50
3.7	66
1.7	66
1.1	67
0.9	66
2.0	55
0.6	67
0.4	66
0.6	66
0.5	66
0.2	64
0.1	66
0.2	66
1.7	50
3.0	38
1.3	55
3.3	38
0.3	66
1.4	55
0.3	66
0.3	33
0.9	52
1.7	48
0.9	55
1.5	52
1.1	55
1.7	48
2.1	40
0.8	52
1.2	48
2.2	38
1.2	52
1.4	48
1.0	55
1.2	38
1.9	40
0.1	55
2.1	40
0.1	55
2.5	38
0.5	52
0.9	40
1.5	34
1.5	34
0.5	48
0.1	52
1.3	40
0.1	52
0.5	48
1.6	40
0.8	40
0.8	40
0.8	40
1.3	38
0.1	48
1.4	38
1.5	38
1.6	38
0.3	47
1.2	36
0.2	47
0.1	48
1.9	40
0.8	38
0.9	34
0.4	40
0.4	40
1.9	32
1.6	34
1.0	38
1.6	32
0.1	47
0.8	40
1.4	40
0.7	38
0.8	34
1.1	32
0.2	40
0.9	34
0.6	38
0.5	38
0.1	40
0.7	34
1.0	40
0.1	38
0.5	34
0.5	34
0.1	38
0.4	34
0.8	40
0.1	34
0.1	34
0.3	34
0.3	34
0.1	34
0.5	32
0.6	38
2.0	10
0.2	32
1.5	18
1.9	12
0.4	23
0.6	12
0.6	3
0.7	4

Margin (C)	Years the old record stood
0.2	50
3.7	66
1.7	66
1.1	67
0.9	66
2.0	55
0.6	67
0.4	66
0.6	66
0.5	66
0.2	64
0.1	66
0.2	66
1.7	50
3.0	38
1.3	55
3.3	38
0.3	66
1.4	55
0.3	66
0.3	33
0.9	52
1.7	48
0.9	55
1.5	52
1.1	55
1.7	48
2.1	40
0.8	52
1.2	48
2.2	38
1.2	52
1.4	48
1.0	55
1.2	38
1.9	40
0.1	55
2.1	40
0.1	55
2.5	38
0.5	52
0.9	40
1.5	34
1.5	34
0.5	48
0.1	52
1.3	40
0.1	52
0.5	48
1.6	40
0.8	40
0.8	40
0.8	40
1.3	38
0.1	48
1.4	38
1.5	38
1.6	38
0.3	47
1.2	36
0.2	47
0.1	48
1.9	40
0.8	38
0.9	34
0.4	40
0.4	40
1.9	32
1.6	34
1.0	38
1.6	32
0.1	47
0.8	40
1.4	40
0.7	38
0.8	34
1.1	32
0.2	40
0.9	34
0.6	38
0.5	38
0.1	40
0.7	34
1.0	40
0.1	38
0.5	34
0.5	34
0.1	38
0.4	34
0.8	40
0.1	34
0.1	34
0.3	34
0.3	34
0.1	34
0.5	32
0.6	38
2.0	10
0.2	32
1.5	18
1.9	12
0.4	23
0.6	12
0.6	3
0.7	4