All-time weather records — Colton, WA
Climate change signal in Colton
of Colton's all-time daily heat records were set in the last decade (163 of 366 records since 2015).
of all-time daily cold records were set in the last decade (99 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 | 25 | 32 | ||
| 2000s | 122 | 158 | ||
| 2010s | 126 | 125 | ||
| 2020s | 93 | 51 |
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 1998, the latest in 2026. Period of observation: 1998-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 57.9°F — Jan 26, 2015 | -20.7°F — Jan 13, 2024 | 0.88 in — Jan 29, 2014 |
| February | 60.1°F — Feb 6, 2015 | -12.8°F — Feb 12, 2025 | 1.13 in — Feb 23, 2025 |
| March | 75.0°F — Mar 26, 2025 | -8.9°F — Mar 4, 2019 | 1.84 in — Mar 13, 2026 |
| April | 84.0°F — Apr 27, 2018 | 1.2°F — Apr 13, 2010 | 1.21 in — Apr 9, 2019 |
| May | 91.9°F — May 16, 2006 | 26.1°F — May 10, 1999 | 1.25 in — May 20, 2020 |
| June | 106.0°F — Jun 29, 2021 | 30.0°F — Jun 7, 2002 | 0.99 in — Jun 27, 2001 |
| July | 104.0°F — Jul 31, 2021 | 33.1°F — Jul 11, 2008 | 0.50 in — Jul 10, 2015 |
| August | 105.1°F — Aug 2, 2024 | 34.0°F — Aug 3, 2002 | 0.94 in — Aug 20, 2008 |
| September | 98.1°F — Sep 1, 2025 | 21.0°F — Sep 23, 2000 | 1.25 in — Sep 29, 2022 |
| October | 87.1°F — Oct 1, 2008 | 1.2°F — Oct 26, 2011 | 1.19 in — Oct 19, 2019 |
| November | 72.0°F — Nov 12, 1999 | -9.8°F — Nov 24, 2010 | 1.78 in — Nov 4, 2022 |
| December | 62.1°F — Dec 1, 2021 | -19.8°F — Dec 21, 2022 | 1.77 in — Dec 29, 2017 |
Click a month to see every daily record for that month in Colton.