All-time weather records — Denmark, WI
Climate change signal in Denmark
of Denmark's all-time daily heat records were set in the last decade (232 of 366 records since 2015).
of all-time daily cold records were set in the last decade (173 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 | # |
|---|---|---|---|---|
| 2000s | 44 | 89 | ||
| 2010s | 177 | 195 | ||
| 2020s | 145 | 82 |
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 2007, the latest in 2026. Period of observation: 2007-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 51.1°F — Jan 12, 2012 | -24.0°F — Jan 31, 2019 | 0.92 in — Jan 9, 2008 |
| February | 70.0°F — Feb 28, 2024 | -23.1°F — Feb 1, 2019 | 0.79 in — Feb 28, 2023 |
| March | 84.0°F — Mar 22, 2012 | -14.1°F — Mar 3, 2014 | 1.75 in — Mar 20, 2020 |
| April | 84.9°F — Apr 13, 2023 | 9.0°F — Apr 8, 2018 | 3.03 in — Apr 14, 2026 |
| May | 91.9°F — May 28, 2018 | 26.1°F — May 12, 2020 | 2.53 in — May 4, 2018 |
| June | 93.9°F — Jun 23, 2025 | 36.0°F — Jun 2, 2009 | 2.36 in — Jun 9, 2008 |
| July | 97.0°F — Jul 6, 2012 | 44.1°F — Jul 2, 2015 | 2.79 in — Jul 15, 2021 |
| August | 91.9°F — Aug 1, 2007 | 39.9°F — Aug 31, 2009 | 2.95 in — Aug 21, 2010 |
| September | 91.9°F — Sep 4, 2023 | 33.1°F — Sep 29, 2022 | 2.55 in — Sep 4, 2018 |
| October | 87.1°F — Oct 4, 2025 | 24.1°F — Oct 31, 2020 | 4.45 in — Oct 23, 2020 |
| November | 75.0°F — Nov 10, 2020 | 5.0°F — Nov 21, 2014 | 1.47 in — Nov 1, 2013 |
| December | 62.1°F — Dec 4, 2012 | -13.0°F — Dec 27, 2017 | 2.04 in — Dec 14, 2015 |
Click a month to see every daily record for that month in Denmark.