All-time weather records — Mount Horeb, WI
Climate change signal in Mount Horeb
of Mount Horeb's all-time daily heat records were set in the last decade (365 of 365 records since 2015).
of all-time daily cold records were set in the last decade (365 of 365 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 | # |
|---|---|---|---|---|
| 2000s | · | · | ||
| 2010s | · | · | ||
| 2020s | 365 | 365 |
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 2024, the latest in 2026. Period of observation: 2007-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 57.0°F — Jan 31, 2025 | -20.9°F — Jan 24, 2026 | 0.84 in — Jan 29, 2013 |
| February | 64.0°F — Feb 17, 2026 | — | 1.30 in — Feb 27, 2023 |
| March | 79.0°F — Mar 29, 2025 | 3.0°F — Mar 17, 2026 | 1.77 in — Mar 16, 2016 |
| April | 82.0°F — Apr 29, 2025 | 15.1°F — Apr 8, 2025 | 2.25 in — Apr 14, 2014 |
| May | 89.1°F — May 16, 2025 | 30.9°F — May 9, 2025 | 2.30 in — May 27, 2015 |
| June | 89.1°F — Jun 22, 2025 | 43.0°F — Jun 1, 2025 | 3.01 in — Jun 25, 2013 |
| July | 89.1°F — Jul 29, 2025 | 48.0°F — Jul 18, 2025 | 3.30 in — Jul 23, 2010 |
| August | 91.9°F — Aug 27, 2024 | 44.1°F — Aug 26, 2025 | 7.24 in — Aug 21, 2018 |
| September | 88.0°F — Sep 16, 2024 | 37.0°F — Sep 8, 2025 | 3.75 in — Sep 22, 2024 |
| October | 87.1°F — Oct 4, 2025 | 25.0°F — Oct 25, 2025 | 3.65 in — Oct 31, 2024 |
| November | 66.9°F — Nov 15, 2025 | 9.0°F — Nov 30, 2024 | 1.55 in — Nov 5, 2022 |
| December | 53.1°F — Dec 9, 2024 | -9.0°F — Dec 14, 2025 | 1.85 in — Dec 2, 2007 |
Click a month to see every daily record for that month in Mount Horeb.