All-time weather records — Tanana, AK
Climate change signal in Tanana
of Tanana's all-time daily heat records were set in the last decade (33 of 366 records since 2015).
of all-time daily cold records were set in the last decade (4 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 | 28 | 44 | ||
| 1910s | 8 | 27 | ||
| 1920s | 31 | 51 | ||
| 1930s | 46 | 79 | ||
| 1940s | 26 | 32 | ||
| 1950s | 36 | 29 | ||
| 1960s | 24 | 32 | ||
| 1970s | 20 | 16 | ||
| 1980s | 13 | 16 | ||
| 1990s | 50 | 22 | ||
| 2000s | 30 | 8 | ||
| 2010s | 40 | 8 | ||
| 2020s | 14 | 2 |
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 1902, the latest in 2025. Period of observation: 1901-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 93.9°F — Jan 5, 2015 | -76.0°F — Jan 27, 1989 | 2.35 in — Jan 31, 1937 |
| February | 45.0°F — Feb 2, 2024 | -68.1°F — Feb 9, 1903 | 2.00 in — Feb 16, 1907 |
| March | 60.1°F — Mar 12, 1905 | -56.9°F — Mar 1, 1956 | 0.92 in — Mar 6, 1921 |
| April | 90.0°F — Apr 20, 2016 | -40.0°F — Apr 5, 1920 | 1.06 in — Apr 20, 1950 |
| May | 89.1°F — May 28, 2011 | -14.1°F — May 3, 1945 | 1.08 in — May 18, 1955 |
| June | 93.9°F — Jun 15, 1969 | 23.0°F — Jun 1, 1933 | 2.90 in — Jun 13, 1932 |
| July | 91.9°F — Jul 12, 1946 | 28.9°F — Jul 7, 1924 | 1.66 in — Jul 7, 1998 |
| August | 90.0°F — Aug 11, 1907 | 19.9°F — Aug 15, 1985 | 1.96 in — Aug 12, 1967 |
| September | 109.9°F — Sep 27, 2017 | 3.9°F — Sep 24, 1992 | 1.65 in — Sep 21, 1942 |
| October | 86.0°F — Oct 5, 2020 | -27.0°F — Oct 31, 1907 | 6.00 in — Oct 12, 1965 |
| November | 45.0°F — Nov 10, 1997 | -53.0°F — Nov 30, 1990 | 1.12 in — Nov 4, 1935 |
| December | 46.0°F — Dec 8, 1934 | -211.0°F — Dec 13, 1929 | 1.00 in — Dec 11, 1940 |
Click a month to see every daily record for that month in Tanana.