All-time weather records — Ashland, WI
Climate change signal in Ashland
of Ashland's all-time daily heat records were set in the last decade (154 of 366 records since 2015).
of all-time daily cold records were set in the last decade (130 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 | 33 | 9 | ||
| 2000s | 135 | 153 | ||
| 2010s | 93 | 133 | ||
| 2020s | 105 | 71 |
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 | 51.1°F — Jan 11, 2012 | -27.0°F — Jan 31, 2019 | 1.33 in — Jan 5, 2023 |
| February | 55.9°F — Feb 17, 2011 | -27.0°F — Feb 1, 2019 | 3.30 in — Feb 21, 2014 |
| March | 81.0°F — Mar 19, 2012 | -20.0°F — Mar 2, 2014 | 2.22 in — Mar 16, 2016 |
| April | 88.0°F — Apr 17, 2002 | 0.0°F — Apr 17, 2008 | 3.75 in — Apr 23, 2001 |
| May | 93.9°F — May 29, 2006 | 23.0°F — May 4, 2011 | 2.37 in — May 20, 2013 |
| June | 96.1°F — Jun 21, 2022 | 30.0°F — Jun 1, 2015 | 2.99 in — Jun 17, 2018 |
| July | 100.9°F — Jul 16, 2006 | 37.9°F — Jul 3, 2013 | 4.85 in — Jul 12, 2016 |
| August | 105.1°F — Aug 6, 2001 | 34.0°F — Aug 29, 2004 | 3.40 in — Aug 25, 2014 |
| September | 95.0°F — Sep 5, 2023 | 27.0°F — Sep 16, 2011 | 2.51 in — Sep 19, 2003 |
| October | 88.0°F — Oct 2, 2023 | 8.1°F — Oct 26, 2020 | 3.02 in — Oct 5, 2005 |
| November | 77.0°F — Nov 7, 2020 | -2.9°F — Nov 28, 2014 | 2.21 in — Nov 10, 2022 |
| December | 55.0°F — Dec 15, 2023 | -20.0°F — Dec 30, 2013 | 1.36 in — Dec 2, 2019 |
Click a month to see every daily record for that month in Ashland.