All-time weather records — Seward, AK
Climate change signal in Seward
of Seward's all-time daily heat records were set in the last decade (43 of 366 records since 2015).
of all-time daily cold records were set in the last decade (7 of 366 records since 2015).
If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:
| Decade | Heat records set | # | Cold records set | # |
|---|---|---|---|---|
| 1900s | 2 | 16 | ||
| 1910s | 77 | 71 | ||
| 1920s | 12 | 37 | ||
| 1930s | 45 | 55 | ||
| 1940s | 40 | 73 | ||
| 1950s | 21 | 18 | ||
| 1960s | 23 | 20 | ||
| 1970s | 10 | 36 | ||
| 1980s | 18 | 16 | ||
| 1990s | 24 | 9 | ||
| 2000s | 31 | 6 | ||
| 2010s | 48 | 4 | ||
| 2020s | 15 | 5 |
Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1908, the latest in 2025. Period of observation: 1908-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 61.0°F — Jan 27, 2014 | -20.0°F — Jan 29, 1919 | 4.10 in — Jan 3, 1986 |
| February | 109.9°F — Feb 15, 1938 | -17.0°F — Feb 3, 1947 | 4.09 in — Feb 10, 1996 |
| March | 77.0°F — Mar 26, 2003 | -7.1°F — Mar 12, 1911 | 4.02 in — Mar 15, 1935 |
| April | 73.9°F — Apr 28, 2005 | -0.9°F — Apr 1, 1944 | 5.45 in — Apr 7, 2004 |
| May | 82.9°F — May 18, 2004 | 14.0°F — May 3, 1945 | 6.64 in — May 18, 1985 |
| June | 88.0°F — Jun 17, 2013 | 30.0°F — Jun 10, 1922 | 3.53 in — Jun 7, 1965 |
| July | 88.0°F — Jul 29, 1915 | 30.0°F — Jul 10, 1917 | 3.20 in — Jul 20, 1935 |
| August | 95.0°F — Aug 12, 1966 | 30.0°F — Aug 3, 1921 | 4.17 in — Aug 25, 1989 |
| September | 84.0°F — Sep 9, 1910 | 26.1°F — Sep 25, 1946 | 9.81 in — Sep 20, 1995 |
| October | 64.9°F — Oct 11, 1918 | 8.1°F — Oct 31, 1975 | 15.05 in — Oct 10, 1986 |
| November | 80.1°F — Nov 1, 1969 | -4.0°F — Nov 27, 1942 | 5.45 in — Nov 8, 1908 |
| December | 53.1°F — Dec 4, 1914 | -18.9°F — Dec 12, 1977 | 9.17 in — Dec 5, 1934 |
Click a month to see every daily record for that month in Seward.