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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Heat wave in United States, 17 to 28 January 2025

Heat wave in United States, 17 to 28 January 2025: 261 records at 72 stations, peak on 24 January 2025. Closed.

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

Key Facts

  • Heat wave in United States, 17 to 28 January 2025 set or tied 261 station records at 72 stations.
  • It ran from 17 January 2025 to 28 January 2025 (12 days) and its peak day was 24 January 2025.
  • Status: closed.
  • Ft Yukon set a daily record high minimum temperature of -5.6 C (21.9 F) on 25 January 2025.
  • The busiest day was 25 January 2025 with 54 records.
  • The oldest broken record in the ranked list had stood for 103 years.

Footprint

17 to 28 January 2025
Footprint of Heat wave in United States, 17 to 28 January 2025 The area covered by Heat wave in United States, 17 to 28 January 2025 is outlined, with 13 of the stations that set records marked, coloured by record type.
The area covered by Heat wave in United States, 17 to 28 January 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, 17 to 28 January 2025: stations that set records in the event
StationTypeValueDate
Ft YukonRecord high minimum temperature-5.6 C (21.9 F)2025-01-25
Dillingham FAA APRecord high maximum temperature6.7 C (44.1 F)2025-01-17
Matanuska Exp FarmRecord high minimum temperature3.9 C (39.0 F)2025-01-26
Tanana APRecord high maximum temperature2.8 C (37.0 F)2025-01-23
Kodiak APRecord high minimum temperature6.7 C (44.1 F)2025-01-25
Homer APRecord high minimum temperature6.7 C (44.1 F)2025-01-25
Circle Hot SpringsRecord high minimum temperature-4.4 C (24.1 F)2025-01-26
Anchorage Merrill FldRecord high maximum temperature10.0 C (50.0 F)2025-01-26
Dutch HarborRecord high minimum temperature5.6 C (42.1 F)2025-01-23
MinchuminaRecord high minimum temperature0.6 C (33.1 F)2025-01-25
Bethel APRecord high minimum temperature2.2 C (36.0 F)2025-01-18
Elmendorf AFBRecord high maximum temperature10.4 C (50.7 F)2025-01-25
WisemanRecord high minimum temperature-6.1 C (21.0 F)2025-01-22

Records per Day

Peak day 50
Records per day during Heat wave in United States, 17 to 28 January 2025 Records set or tied each day from 17 January 2025 to 28 January 2025. The most in one day was 54 on 25 January 2025. 0 15 30 45 60 01-1701-1901-2101-2301-2501-27
Records set or tied each day from 17 January 2025 to 28 January 2025. The most in one day was 54 on 25 January 2025.
Records per day during Heat wave in United States, 17 to 28 January 2025
DateRecords
2025-01-175
2025-01-1823
2025-01-1916
2025-01-208
2025-01-2112
2025-01-226
2025-01-2322
2025-01-2450
2025-01-2554
2025-01-2642
2025-01-2721
2025-01-282

Top Records by Margin

Margin over the record replaced
Top records of Heat wave in United States, 17 to 28 January 2025 ranked by margin
Ft Yukon, 01-2513.3 C (23.9 F)
Ft Yukon, 01-248.9 C (16.0 F)
Circle Hot Springs, 01-265.0 C (9.0 F)
Homer AP, 01-253.9 C (7.0 F)
Wiseman, 01-223.9 C (7.0 F)
Dillingham FAA AP, 01-172.8 C (5.0 F)
Matanuska Exp Farm, 01-262.8 C (5.0 F)
Dillingham FAA AP, 01-182.2 C (4.0 F)
Anchorage Merrill Fld, 01-262.2 C (4.0 F)
Tanana AP, 01-231.7 C (3.1 F)
Wiseman, 01-231.7 C (3.1 F)
Anchorage Merrill Fld, 01-241.6 C (2.9 F)
Bethel AP, 01-181.6 C (2.9 F)
Wiseman, 01-231.6 C (2.9 F)
Dutch Harbor, 01-231.2 C (2.2 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 United States, 17 to 28 January 2025 261 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 30 60 90 120 0.03.87.511.315.0 Margin (C) Years the old record stood
261 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, 17 to 28 January 2025
Margin (C)Years the old record stood
13.377
2.8103
2.899
1.7102
5.089
2.294
0.675
3.989
2.289
1.284
0.667
1.689
1.064
8.964
1.688
1.185
0.589
1.685
1.785
3.977
0.561
3.377
1.148
1.777
6.764
2.277
2.875
1.777
1.177
0.645
1.775
2.975
1.177
3.364
1.133
2.264
6.762
4.562
5.557
1.262
1.162
4.456
3.462
2.764
0.664
1.162
0.564
1.164
0.664
0.564
0.564
2.264
3.462
0.662
1.662
1.164
1.135
2.264
0.662
1.164
1.162
10.038
0.664
1.762
0.664
1.262
1.162
1.162
1.262
2.814
2.259
0.662
0.562
1.748
3.150
1.148
1.648
3.48
0.648
1.744
3.347
1.116
2.840
2.848
2.844
1.732
1.248
1.648
0.640
3.334
3.348
1.144
0.624
1.148
0.550
1.148
0.650
2.244
1.234
0.648
0.510
0.50
4.116
2.70
0.648
0.628
0.628
2.211
2.131
1.725
1.834
3.334
6.125
2.217
0.625
0.624
6.131
0.616
0.50
0.134
3.425
3.324
1.117
7.225
6.725
3.334
2.634
2.034
5.011
3.311
2.224
0.638
1.134
2.818
2.934
1.934
2.630
4.511
4.011
0.625
3.411
6.611
4.425
6.617
5.024
1.234
2.631
1.431
1.034
1.111
2.86
1.711
3.86
1.711
2.29
4.411
3.911
8.41
2.211
5.611
1.722
0.611
3.925
3.325
7.710
2.824
0.634
0.634
3.922
3.324
0.534
0.534
4.417
6.411
0.231
0.511
0.611
1.111
2.811
5.011
2.83
2.225
2.225
5.017
3.424
2.226
2.225
2.825
0.69
3.33
1.73
2.317
1.23
7.84
6.69
1.725
1.125
1.725
1.125
2.817

Compared With Other Events

Station records per event
Station records in Heat wave in United States, 17 to 28 January 2025 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 United States, 17 to 28 January 2025 (this event)261 records

Every Record Set

20 of 261
Every record set or tied during Heat wave in United States, 17 to 28 January 2025, in date order
DateStationRecordValueMarginYears stoodSignificance
2025-01-17Dillingham FAA APRecord high maximum temperature6.7 C (44.1 F)2.8 C (5.0 F)10343 of 100 (Notable)
2025-01-18Dillingham FAA APRecord high minimum temperature2.8 C (37.0 F)2.2 C (4.0 F)9440 of 100 (Notable)
2025-01-18Bethel APRecord high minimum temperature2.2 C (36.0 F)1.6 C (2.9 F)8837 of 100 (Notable)
2025-01-18Dillingham FAA APRecord high maximum temperature6.1 C (43.0 F)1.1 C (2.0 F)8536 of 100 (Notable)
2025-01-22WisemanRecord high minimum temperature-6.1 C (21.0 F)3.9 C (7.0 F)7736 of 100 (Notable)
2025-01-23Tanana APRecord high maximum temperature2.8 C (37.0 F)1.7 C (3.1 F)10241 of 100 (Notable)
2025-01-23Dutch HarborRecord high minimum temperature5.6 C (42.1 F)1.2 C (2.2 F)8438 of 100 (Notable)
2025-01-23WisemanRecord high maximum temperature-2.8 C (27.0 F)1.6 C (2.9 F)8536 of 100 (Notable)
2025-01-23WisemanRecord high minimum temperature-7.2 C (19.0 F)1.7 C (3.1 F)8536 of 100 (Notable)
2025-01-24Anchorage Merrill FldRecord high maximum temperature9.4 C (48.9 F)1.6 C (2.9 F)8938 of 100 (Notable)
2025-01-24Ft YukonRecord high minimum temperature-8.3 C (17.1 F)8.9 C (16.0 F)6437 of 100 (Notable)
2025-01-25Ft YukonRecord high minimum temperature-5.6 C (21.9 F)13.3 C (23.9 F)7745 of 100 (Notable)
2025-01-25Kodiak APRecord high minimum temperature6.7 C (44.1 F)0.6 C (1.1 F)7540 of 100 (Notable)
2025-01-25Homer APRecord high minimum temperature6.7 C (44.1 F)3.9 C (7.0 F)8940 of 100 (Notable)
2025-01-25MinchuminaRecord high minimum temperature0.6 C (33.1 F)0.6 C (1.1 F)6738 of 100 (Notable)
2025-01-25Elmendorf AFBRecord high maximum temperature10.4 C (50.7 F)1.0 C (1.8 F)6437 of 100 (Notable)
2025-01-26Matanuska Exp FarmRecord high minimum temperature3.9 C (39.0 F)2.8 C (5.0 F)9942 of 100 (Notable)
2025-01-26Circle Hot SpringsRecord high minimum temperature-4.4 C (24.1 F)5.0 C (9.0 F)8940 of 100 (Notable)
2025-01-26Anchorage Merrill FldRecord high maximum temperature10.0 C (50.0 F)2.2 C (4.0 F)8939 of 100 (Notable)
2025-01-26WisemanRecord high maximum temperature-0.6 C (30.9 F)0.5 C (0.9 F)8936 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 261 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.