All-time weather records — Whitehall, MT
Climate change signal in Whitehall
of Whitehall's all-time daily heat records were set in the last decade (171 of 366 records since 2015).
of all-time daily cold records were set in the last decade (115 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 | # |
|---|---|---|---|---|
| 1990s | 31 | 44 | ||
| 2000s | 108 | 135 | ||
| 2010s | 138 | 123 | ||
| 2020s | 89 | 64 |
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 1996, the latest in 2026. Period of observation: 1996-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 52.7°F — Jan 20, 2009 | -27.6°F — Jan 29, 2023 | 1.30 in — Jan 1, 1997 |
| February | 53.8°F — Feb 9, 2016 | -33.3°F — Feb 17, 2006 | 1.70 in — Feb 28, 2006 |
| March | 59.2°F — Mar 27, 2015 | -21.8°F — Mar 1, 2014 | 1.90 in — Mar 29, 2009 |
| April | 69.6°F — Apr 23, 2012 | -14.1°F — Apr 13, 2022 | 2.30 in — Apr 20, 2001 |
| May | 72.9°F — May 21, 2023 | 2.8°F — May 1, 2019 | 2.80 in — May 22, 2008 |
| June | 83.8°F — Jun 14, 2021 | 17.4°F — Jun 1, 2000 | 2.00 in — Jun 6, 2007 |
| July | 87.1°F — Jul 12, 2002 | 27.3°F — Jul 16, 1999 | 1.30 in — Jul 25, 1997 |
| August | 87.1°F — Aug 11, 2018 | 24.8°F — Aug 31, 2006 | 2.20 in — Aug 20, 2023 |
| September | 83.8°F — Sep 3, 2022 | 9.1°F — Sep 22, 2000 | 1.90 in — Sep 15, 2017 |
| October | 73.2°F — Oct 3, 2010 | -12.3°F — Oct 29, 2019 | 4.20 in — Oct 3, 2013 |
| November | 56.1°F — Nov 5, 2010 | -20.0°F — Nov 12, 2014 | 1.20 in — Nov 3, 2015 |
| December | 48.7°F — Dec 12, 2017 | -36.2°F — Dec 21, 2022 | 1.70 in — Dec 2, 2013 |
Click a month to see every daily record for that month in Whitehall.