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Built 2026-10-19 (19 October 2026)

Heat wave in Japan and 2 other countries, 3 to 12 October 2026

Heat wave in Japan and 2 other countries, 3 to 12 October 2026: 103 records at 60 stations, peak on 9 October 2026. Closed.

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

Key Facts

  • Heat wave in Japan and 2 other countries, 3 to 12 October 2026 set or tied 103 station records at 60 stations.
  • It ran from 3 October 2026 to 12 October 2026 (10 days) and its peak day was 9 October 2026.
  • Status: closed.
  • Iwamizawa set a monthly record high minimum temperature of 18.1 C (64.6 F) on 5 October 2026 (provisional).
  • The busiest day was 9 October 2026 with 26 records.
  • The oldest broken record in the ranked list had stood for 75 years.

Footprint

3 to 12 October 2026
Footprint of Heat wave in Japan and 2 other countries, 3 to 12 October 2026 The area covered by Heat wave in Japan and 2 other countries, 3 to 12 October 2026 is outlined, with 11 of the stations that set records marked, coloured by record type.
The area covered by Heat wave in Japan and 2 other countries, 3 to 12 October 2026 is outlined, with 11 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Heat wave in Japan and 2 other countries, 3 to 12 October 2026: stations that set records in the event
StationTypeValueDate
IwamizawaRecord high minimum temperature18.1 C (64.6 F)2026-10-05
EsashiRecord high minimum temperature18.9 C (66.0 F)2026-10-08
HaboroRecord high minimum temperature16.1 C (61.0 F)2026-10-10
NemuroRecord high maximum temperature26.4 C (79.5 F)2026-10-03
MutsuRecord high minimum temperature17.9 C (64.2 F)2026-10-05
ChuncheonRecord high maximum temperature28.8 C (83.8 F)2026-10-11
OtaruRecord high minimum temperature16.4 C (61.5 F)2026-10-08
MombetsuRecord high minimum temperature12.8 C (55.0 F)2026-10-08
IidaRecord high minimum temperature16.2 C (61.2 F)2026-10-09
AsahikawaRecord high minimum temperature11.2 C (52.2 F)2026-10-11
RumoiRecord high minimum temperature13.8 C (56.8 F)2026-10-09
HitoyoshiRecord high minimum temperature21.2 C (70.2 F)2026-10-09
UlleungdoRecord high minimum temperature20.1 C (68.2 F)2026-10-12
MokpoRecord high minimum temperature21.3 C (70.3 F)2026-10-12
AjiroRecord high minimum temperature21.1 C (70.0 F)2026-10-06
UshibukaRecord high minimum temperature24.1 C (75.4 F)2026-10-09
YeosuRecord high maximum temperature26.9 C (80.4 F)2026-10-10
HirooRecord high minimum temperature13.4 C (56.1 F)2026-10-09
Sasebo Reg Met HQRecord high minimum temperature22.4 C (72.3 F)2026-10-09
HiradoRecord high minimum temperature21.2 C (70.2 F)2026-10-10
Kure Reg Met HQRecord high minimum temperature20.1 C (68.2 F)2026-10-09
MurotomisakiRecord high minimum temperature21.6 C (70.9 F)2026-10-10
Fukushima ArptRecord high minimum temperature18.4 C (65.1 F)2026-10-11
HitaRecord high minimum temperature21.4 C (70.5 F)2026-10-11
BusanRecord high minimum temperature22.1 C (71.8 F)2026-10-12
AburatsuRecord high minimum temperature25.6 C (78.1 F)2026-10-09
TomakomaiRecord high minimum temperature16.1 C (61.0 F)2026-10-12
OfunatoRecord high maximum temperature24.4 C (75.9 F)2026-10-06
ObihiroRecord high minimum temperature13.7 C (56.7 F)2026-10-12
NagoyaRecord high minimum temperature18.9 C (66.0 F)2026-10-09
FukuokaRecord high minimum temperature21.5 C (70.7 F)2026-10-10
IzuharaRecord high minimum temperature23.4 C (74.1 F)2026-10-11
WonsanRecord high minimum temperature18.1 C (64.6 F)2026-10-11
IncheonRecord high minimum temperature18.9 C (66.0 F)2026-10-11
PreobrazhenieRecord high minimum temperature13.1 C (55.6 F)2026-10-12
MatsueRecord high maximum temperature28.4 C (83.1 F)2026-10-10
GangneungRecord high minimum temperature18.6 C (65.5 F)2026-10-12
ChichibuRecord high minimum temperature18.8 C (65.8 F)2026-10-06
MiyazakiRecord high minimum temperature21.6 C (70.9 F)2026-10-09
WajimaRecord high maximum temperature26.1 C (79.0 F)2026-10-10
IizukaRecord high minimum temperature21.2 C (70.2 F)2026-10-10
UtsunomiyaRecord high minimum temperature19.6 C (67.3 F)2026-10-06
KutchanRecord high minimum temperature15.3 C (59.5 F)2026-10-05
TottoriRecord high maximum temperature28.6 C (83.5 F)2026-10-09
WakamatsuRecord high maximum temperature25.8 C (78.4 F)2026-10-10
SagaRecord high minimum temperature23.6 C (74.5 F)2026-10-11
MatsuyamaRecord high maximum temperature28.4 C (83.1 F)2026-10-09
ShimizuRecord high minimum temperature24.9 C (76.8 F)2026-10-09
AbashiriRecord high minimum temperature14.8 C (58.6 F)2026-10-05
AikawaRecord high minimum temperature20.6 C (69.1 F)2026-10-05
ShizuokaRecord high minimum temperature22.8 C (73.0 F)2026-10-06
GifuRecord high minimum temperature20.9 C (69.6 F)2026-10-09
HiroshimaRecord high maximum temperature28.1 C (82.6 F)2026-10-09
ShimonosekiRecord high minimum temperature22.9 C (73.2 F)2026-10-10
KumagayaRecord high minimum temperature19.9 C (67.8 F)2026-10-06
HamamatsuRecord high minimum temperature21.1 C (70.0 F)2026-10-09
HakodateRecord high maximum temperature22.6 C (72.7 F)2026-10-10
AkitaRecord high maximum temperature23.9 C (75.0 F)2026-10-10
PohangRecord high minimum temperature20.7 C (69.3 F)2026-10-11

Records per Day

Peak day 26
Records per day during Heat wave in Japan and 2 other countries, 3 to 12 October 2026 Records set or tied each day from 3 October 2026 to 12 October 2026. The most in one day was 26 on 9 October 2026. 0 8 15 23 30 10-0310-0510-0610-0710-0810-0910-1010-1110-12
Records set or tied each day from 3 October 2026 to 12 October 2026. The most in one day was 26 on 9 October 2026.
Records per day during Heat wave in Japan and 2 other countries, 3 to 12 October 2026
DateRecords
2026-10-031
2026-10-058
2026-10-0610
2026-10-073
2026-10-086
2026-10-0926
2026-10-1017
2026-10-1119
2026-10-1213

Top Records by Margin

Margin over the record replaced
Top records of Heat wave in Japan and 2 other countries, 3 to 12 October 2026 ranked by margin
Haboro, 10-103.2 C (5.8 F)
Otaru, 10-082.6 C (4.7 F)
Nemuro, 10-032.2 C (4.0 F)
Mutsu, 10-052.0 C (3.6 F)
Iwamizawa, 10-091.9 C (3.4 F)
Iwamizawa, 10-051.6 C (2.9 F)
Esashi, 10-051.3 C (2.3 F)
Mombetsu, 10-081.0 C (1.8 F)
Haboro, 10-080.8 C (1.4 F)
Chuncheon, 10-110.8 C (1.4 F)
Esashi, 10-070.8 C (1.4 F)
Nemuro, 10-090.7 C (1.3 F)
Otaru, 10-090.6 C (1.1 F)
Iida, 10-090.5 C (0.9 F)
Esashi, 10-080.4 C (0.7 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

Margin against age of the broken record in Heat wave in Japan and 2 other countries, 3 to 12 October 2026 103 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. 0 20 40 60 80 0.01.02.03.04.0 Margin (C) Years the old record stood
103 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 Japan and 2 other countries, 3 to 12 October 2026
Margin (C)Years the old record stood
1.671
0.470
3.273
2.232
0.775
1.969
2.067
0.875
1.367
0.849
0.473
0.673
2.651
1.068
0.573
0.468
0.864
0.369
0.367
0.169
1.557
2.240
1.053
1.340
0.261
0.956
0.756
1.949
0.856
0.356
0.656
1.640
0.256
0.456
0.156
0.939
1.840
1.139
0.513
0.844
2.240
0.640
0.840
0.348
0.91
1.032
0.145
0.145
0.343
0.435
0.832
0.21
0.11
0.51
0.11
0.928
1.120
0.340
0.327
0.628
0.528
0.328
0.317
3.00
0.121
1.112
1.64
0.812
1.512
1.80
0.98
0.78
1.60
0.712
1.30
0.78
0.48
1.30
1.10
1.012
0.315
0.18
0.34
0.40
0.28
0.50
0.14
0.40
0.50
0.40
0.50
0.24
1.20
0.20
0.20
0.10
0.10
0.20
0.30
0.70
0.40
0.10
0.30

Compared With Other Events

Station records per event
Station records in Heat wave in Japan and 2 other countries, 3 to 12 October 2026 compared with similar events
Heat wave in United States and Mexico, 16 January to 14 February 20249,869 records
Heat wave in United States, 28 January to 24 February 20266,528 records
Heat wave in United States and Mexico, 24 May to 19 June 20205,047 records
Heat wave in United States and Mexico, 26 March to 17 April 20213,669 records
Heat wave in Germany and 49 other countries, 18 December 2021 to 15 January 20223,626 records
Heat wave in Japan and 2 other countries, 3 to 12 October 2026 (this event)103 records

Every Record Set

108 of 103
Every record set or tied during Heat wave in Japan and 2 other countries, 3 to 12 October 2026, in date order
DateStationRecordValueMarginYears stoodSignificance
2026-10-03NemuroRecord high maximum temperature (provisional)26.4 C (79.5 F)2.2 C (4.0 F)3235 of 100 (Notable)
2026-10-05IwamizawaRecord high minimum temperature (provisional)18.1 C (64.6 F)1.6 C (2.9 F)7142 of 100 (Notable)
2026-10-05MutsuRecord high minimum temperature (provisional)17.9 C (64.2 F)2.0 C (3.6 F)6732 of 100 (Routine)
2026-10-05EsashiRecord high minimum temperature (provisional)17.9 C (64.2 F)1.3 C (2.3 F)6731 of 100 (Routine)
2026-10-05TomakomaiRecord high minimum temperature (provisional)16.4 C (61.5 F)1.8 C (3.2 F)011 of 100 (Routine)
2026-10-05KutchanRecord high minimum temperature (provisional)15.3 C (59.5 F)1.3 C (2.3 F)010 of 100 (Routine)
2026-10-05AbashiriRecord high minimum temperature (provisional)14.8 C (58.6 F)0.4 C (0.7 F)08 of 100 (Routine)
2026-10-05AikawaRecord high minimum temperature (provisional)20.6 C (69.1 F)0.5 C (0.9 F)08 of 100 (Routine)
2026-10-06AjiroRecord high minimum temperature (provisional)21.1 C (70.0 F)0.2 C (0.4 F)6125 of 100 (Routine)
2026-10-06OfunatoRecord high maximum temperature (provisional)24.4 C (75.9 F)0.3 C (0.5 F)4820 of 100 (Routine)
2026-10-06HirooRecord high maximum temperature (provisional)23.2 C (73.8 F)0.1 C (0.2 F)4519 of 100 (Routine)
2026-10-06HirooRecord high minimum temperature (provisional)13.8 C (56.8 F)0.1 C (0.2 F)4519 of 100 (Routine)
2026-10-06ChichibuRecord high minimum temperature (provisional)18.8 C (65.8 F)1.1 C (2.0 F)1212 of 100 (Routine)
2026-10-06UtsunomiyaRecord high minimum temperature (provisional)19.6 C (67.3 F)0.9 C (1.6 F)811 of 100 (Routine)
2026-10-06OfunatoRecord high minimum temperature (provisional)16.9 C (62.4 F)0.2 C (0.4 F)88 of 100 (Routine)
2026-10-06ShizuokaRecord high minimum temperature (provisional)22.8 C (73.0 F)0.4 C (0.7 F)08 of 100 (Routine)
2026-10-06KumagayaRecord high minimum temperature (provisional)19.9 C (67.8 F)0.2 C (0.4 F)07 of 100 (Routine)
2026-10-07EsashiRecord high minimum temperature (provisional)17.9 C (64.2 F)0.8 C (1.4 F)6428 of 100 (Routine)
2026-10-07HaboroRecord high minimum temperature (provisional)15.7 C (60.3 F)0.3 C (0.5 F)6727 of 100 (Routine)
2026-10-07RumoiRecord high minimum temperature (tie) (provisional)14.2 C (57.6 F)tie394 of 100 (Routine)
2026-10-08EsashiRecord high minimum temperature (provisional)18.9 C (66.0 F)0.4 C (0.7 F)7039 of 100 (Notable)
2026-10-08HaboroRecord high minimum temperature (provisional)16.8 C (62.2 F)0.8 C (1.4 F)7531 of 100 (Routine)
2026-10-08OtaruRecord high minimum temperature (provisional)16.4 C (61.5 F)2.6 C (4.7 F)5130 of 100 (Routine)
2026-10-08MombetsuRecord high minimum temperature (provisional)12.8 C (55.0 F)1.0 C (1.8 F)6830 of 100 (Routine)
2026-10-08RumoiRecord high minimum temperature (provisional)16.9 C (62.4 F)0.2 C (0.4 F)117 of 100 (Routine)
2026-10-08HirooRecord high minimum temperature (provisional)16.2 C (61.2 F)0.5 C (0.9 F)117 of 100 (Routine)
2026-10-08AbashiriRecord high minimum temperature (tie) (provisional)11.7 C (53.1 F)tie757 of 100 (Routine)
2026-10-09NemuroRecord high maximum temperature (provisional)21.9 C (71.4 F)0.7 C (1.3 F)7533 of 100 (Routine)
2026-10-09IwamizawaRecord high minimum temperature (provisional)15.1 C (59.2 F)1.9 C (3.4 F)6932 of 100 (Routine)
2026-10-09OtaruRecord high maximum temperature (provisional)22.2 C (72.0 F)0.6 C (1.1 F)7330 of 100 (Routine)
2026-10-09IidaRecord high minimum temperature (provisional)16.2 C (61.2 F)0.5 C (0.9 F)7330 of 100 (Routine)
2026-10-09RumoiRecord high minimum temperature (provisional)13.8 C (56.8 F)0.4 C (0.7 F)6828 of 100 (Routine)
2026-10-09HaboroRecord high minimum temperature (provisional)13.2 C (55.8 F)0.3 C (0.5 F)6927 of 100 (Routine)
2026-10-09HitoyoshiRecord high minimum temperature (provisional)21.2 C (70.2 F)1.5 C (2.7 F)5727 of 100 (Routine)
2026-10-09UshibukaRecord high minimum temperature (provisional)24.1 C (75.4 F)0.7 C (1.3 F)5625 of 100 (Routine)
2026-10-09HirooRecord high minimum temperature (provisional)13.4 C (56.1 F)0.8 C (1.4 F)5624 of 100 (Routine)
2026-10-09Sasebo Reg Met HQRecord high minimum temperature (provisional)22.4 C (72.3 F)0.6 C (1.1 F)5624 of 100 (Routine)
2026-10-09Kure Reg Met HQRecord high minimum temperature (provisional)20.1 C (68.2 F)0.2 C (0.4 F)5623 of 100 (Routine)
2026-10-09AburatsuRecord high minimum temperature (provisional)25.6 C (78.1 F)0.5 C (0.9 F)1321 of 100 (Routine)
2026-10-09OtaruRecord high minimum temperature (provisional)17.6 C (63.7 F)0.9 C (1.6 F)119 of 100 (Routine)
2026-10-09TomakomaiRecord high maximum temperature (provisional)23.4 C (74.1 F)1.0 C (1.8 F)3219 of 100 (Routine)
2026-10-09NagoyaRecord high minimum temperature (provisional)18.9 C (66.0 F)0.4 C (0.7 F)3518 of 100 (Routine)
2026-10-09MiyazakiRecord high minimum temperature (provisional)21.6 C (70.9 F)0.8 C (1.4 F)1212 of 100 (Routine)
2026-10-09MatsueRecord high maximum temperature (provisional)28.2 C (82.8 F)0.7 C (1.3 F)811 of 100 (Routine)
2026-10-09TottoriRecord high maximum temperature (provisional)28.6 C (83.5 F)0.4 C (0.7 F)810 of 100 (Routine)
2026-10-09BusanRecord high minimum temperature (provisional)20.3 C (68.5 F)1.0 C (1.8 F)1210 of 100 (Routine)
2026-10-09MatsuyamaRecord high maximum temperature (provisional)28.4 C (83.1 F)0.1 C (0.2 F)89 of 100 (Routine)
2026-10-09ShimizuRecord high minimum temperature (provisional)24.9 C (76.8 F)0.3 C (0.5 F)49 of 100 (Routine)
2026-10-09GifuRecord high minimum temperature (provisional)20.9 C (69.6 F)0.1 C (0.2 F)48 of 100 (Routine)
2026-10-09HiroshimaRecord high maximum temperature (provisional)28.1 C (82.6 F)0.4 C (0.7 F)08 of 100 (Routine)
2026-10-09HamamatsuRecord high minimum temperature (provisional)21.1 C (70.0 F)0.2 C (0.4 F)07 of 100 (Routine)
2026-10-09Kure Reg Met HQRecord high maximum temperature (provisional)27.6 C (81.7 F)0.1 C (0.2 F)07 of 100 (Routine)
2026-10-09HirooRecord high maximum temperature (tie) (provisional)22.8 C (73.0 F)tie565 of 100 (Routine)
2026-10-10HaboroRecord high minimum temperature (provisional)16.1 C (61.0 F)3.2 C (5.8 F)7337 of 100 (Notable)
2026-10-10MombetsuRecord high minimum temperature (provisional)13.1 C (55.6 F)0.1 C (0.2 F)6927 of 100 (Routine)
2026-10-10YeosuRecord high maximum temperature (provisional)26.9 C (80.4 F)1.9 C (3.4 F)4925 of 100 (Routine)
2026-10-10HiradoRecord high minimum temperature (provisional)21.2 C (70.2 F)0.3 C (0.5 F)5624 of 100 (Routine)
2026-10-10MurotomisakiRecord high minimum temperature (provisional)21.6 C (70.9 F)0.1 C (0.2 F)5623 of 100 (Routine)
2026-10-10Fukushima ArptRecord high minimum temperature (provisional)16.8 C (62.2 F)0.3 C (0.5 F)4319 of 100 (Routine)
2026-10-10FukuokaRecord high minimum temperature (provisional)21.5 C (70.7 F)0.8 C (1.4 F)3218 of 100 (Routine)
2026-10-10UlleungdoRecord high minimum temperature (provisional)19.7 C (67.5 F)1.1 C (2.0 F)2017 of 100 (Routine)
2026-10-10YeosuRecord high minimum temperature (provisional)20.7 C (69.3 F)0.3 C (0.5 F)4017 of 100 (Routine)
2026-10-10MatsueRecord high maximum temperature (provisional)28.4 C (83.1 F)0.3 C (0.5 F)1713 of 100 (Routine)
2026-10-10WajimaRecord high maximum temperature (provisional)26.1 C (79.0 F)0.1 C (0.2 F)2112 of 100 (Routine)
2026-10-10IizukaRecord high minimum temperature (provisional)21.2 C (70.2 F)1.6 C (2.9 F)412 of 100 (Routine)
2026-10-10Sasebo Reg Met HQRecord high minimum temperature (provisional)22.1 C (71.8 F)1.6 C (2.9 F)011 of 100 (Routine)
2026-10-10WakamatsuRecord high maximum temperature (provisional)25.8 C (78.4 F)0.7 C (1.3 F)810 of 100 (Routine)
2026-10-10BusanRecord high maximum temperature (provisional)27.7 C (81.9 F)0.3 C (0.5 F)1510 of 100 (Routine)
2026-10-10ShimonosekiRecord high minimum temperature (provisional)22.9 C (73.2 F)0.5 C (0.9 F)08 of 100 (Routine)
2026-10-10SagaRecord high minimum temperature (provisional)22.1 C (71.8 F)0.2 C (0.4 F)48 of 100 (Routine)
2026-10-10HakodateRecord high maximum temperature (tie) (provisional)22.6 C (72.7 F)tie737 of 100 (Routine)
2026-10-10AkitaRecord high maximum temperature (tie) (provisional)23.9 C (75.0 F)tie676 of 100 (Routine)
2026-10-10IwamizawaRecord high maximum temperature (tie) (provisional)22.4 C (72.3 F)tie535 of 100 (Routine)
2026-10-10BusanRecord high minimum temperature (tie) (provisional)21.1 C (70.0 F)tie404 of 100 (Routine)
2026-10-11ChuncheonRecord high maximum temperature (provisional)28.8 C (83.8 F)0.8 C (1.4 F)4931 of 100 (Routine)
2026-10-11AsahikawaRecord high minimum temperature (provisional)11.2 C (52.2 F)0.4 C (0.7 F)7330 of 100 (Routine)
2026-10-11OtaruRecord high minimum temperature (provisional)14.6 C (58.3 F)1.0 C (1.8 F)5326 of 100 (Routine)
2026-10-11Fukushima ArptRecord high minimum temperature (provisional)18.4 C (65.1 F)1.6 C (2.9 F)4023 of 100 (Routine)
2026-10-11HitaRecord high minimum temperature (provisional)21.4 C (70.5 F)0.4 C (0.7 F)5623 of 100 (Routine)
2026-10-11IzuharaRecord high minimum temperature (provisional)23.4 C (74.1 F)0.1 C (0.2 F)117 of 100 (Routine)
2026-10-11WonsanRecord high minimum temperature (provisional)18.1 C (64.6 F)0.9 C (1.6 F)2817 of 100 (Routine)
2026-10-11HiradoRecord high minimum temperature (provisional)22.8 C (73.0 F)0.3 C (0.5 F)2716 of 100 (Routine)
2026-10-11IncheonRecord high minimum temperature (provisional)18.9 C (66.0 F)0.5 C (0.9 F)2816 of 100 (Routine)
2026-10-11IncheonRecord high maximum temperature (provisional)27.5 C (81.5 F)0.3 C (0.5 F)2815 of 100 (Routine)
2026-10-11Sasebo Reg Met HQRecord high minimum temperature (provisional)23.1 C (73.6 F)1.3 C (2.3 F)010 of 100 (Routine)
2026-10-11SagaRecord high minimum temperature (provisional)23.6 C (74.5 F)1.1 C (2.0 F)010 of 100 (Routine)
2026-10-11GangneungRecord high minimum temperature (provisional)17.8 C (64.0 F)1.2 C (2.2 F)08 of 100 (Routine)
2026-10-11Kure Reg Met HQRecord high maximum temperature (provisional)27.6 C (81.7 F)0.2 C (0.4 F)07 of 100 (Routine)
2026-10-11IizukaRecord high minimum temperature (provisional)21.4 C (70.5 F)0.3 C (0.5 F)07 of 100 (Routine)
2026-10-11ObihiroRecord high maximum temperature (tie) (provisional)23.1 C (73.6 F)tie596 of 100 (Routine)
2026-10-11YeosuRecord high minimum temperature (provisional)21.6 C (70.9 F)0.4 C (0.7 F)06 of 100 (Routine)
2026-10-11PohangRecord high minimum temperature (provisional)20.7 C (69.3 F)0.1 C (0.2 F)05 of 100 (Routine)
2026-10-12UlleungdoRecord high minimum temperature (provisional)20.1 C (68.2 F)2.2 C (4.0 F)4027 of 100 (Routine)
2026-10-12MokpoRecord high minimum temperature (provisional)21.3 C (70.3 F)1.3 C (2.3 F)4026 of 100 (Routine)
2026-10-12BusanRecord high minimum temperature (provisional)22.1 C (71.8 F)1.8 C (3.2 F)4022 of 100 (Routine)
2026-10-12ChuncheonRecord high minimum temperature (provisional)17.9 C (64.2 F)2.2 C (4.0 F)4021 of 100 (Routine)
2026-10-12ObihiroRecord high minimum temperature (provisional)13.7 C (56.7 F)0.6 C (1.1 F)4020 of 100 (Routine)
2026-10-12TomakomaiRecord high minimum temperature (provisional)16.1 C (61.0 F)0.8 C (1.4 F)4020 of 100 (Routine)
2026-10-12WonsanRecord high minimum temperature (provisional)18.2 C (64.8 F)0.6 C (1.1 F)2816 of 100 (Routine)
2026-10-12PreobrazhenieRecord high minimum temperature (provisional)13.1 C (55.6 F)0.6 C (1.1 F)2415 of 100 (Routine)
2026-10-12GangneungRecord high minimum temperature (provisional)18.6 C (65.5 F)3.0 C (5.4 F)013 of 100 (Routine)
2026-10-12ChuncheonRecord high maximum temperature (provisional)28.4 C (83.1 F)1.5 C (2.7 F)1212 of 100 (Routine)
2026-10-12IncheonRecord high maximum temperature (provisional)28.2 C (82.8 F)0.7 C (1.3 F)1211 of 100 (Routine)
2026-10-12Sasebo Reg Met HQRecord high minimum temperature (provisional)23.4 C (74.1 F)0.5 C (0.9 F)08 of 100 (Routine)
2026-10-12YeosuRecord high minimum temperature (provisional)21.1 C (70.0 F)0.7 C (1.3 F)07 of 100 (Routine)
2026-10-12PohangRecord high minimum temperature (tie) (provisional)21.2 C (70.2 F)tie44 of 100 (Routine)
2026-10-12HitoyoshiRecord high minimum temperature (tie) (provisional)21.4 C (70.5 F)tie273 of 100 (Routine)
2026-10-12ShimonosekiRecord high maximum temperature (tie) (provisional)28.1 C (82.6 F)tie01 of 100 (Routine)

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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.