All-time weather records — Genoa City, WI
Climate change signal in Genoa City
of Genoa City's all-time daily heat records were set in the last decade (240 of 366 records since 2015).
of all-time daily cold records were set in the last decade (294 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 | 1 | 1 | ||
| 2010s | 222 | 228 | ||
| 2020s | 143 | 137 |
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 2009, the latest in 2026. Period of observation: 2007-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 60.1°F — Jan 30, 2013 | -27.9°F — Jan 31, 2019 | 1.23 in — Jan 17, 2017 |
| February | 73.9°F — Feb 28, 2024 | -27.9°F — Feb 1, 2019 | 1.40 in — Feb 26, 2009 |
| March | 82.9°F — Mar 22, 2012 | -20.0°F — Mar 5, 2015 | 1.55 in — Mar 28, 2020 |
| April | 82.0°F — Apr 2, 2010 | 12.9°F — Apr 8, 2018 | 3.10 in — Apr 18, 2013 |
| May | 95.0°F — May 28, 2012 | 26.1°F — May 9, 2020 | 4.01 in — May 13, 2014 |
| June | 97.0°F — Jun 29, 2012 | 35.1°F — Jun 2, 2015 | 2.72 in — Jun 27, 2013 |
| July | 102.0°F — Jul 5, 2012 | 0.0°F — Jul 22, 2011 | 4.02 in — Jul 23, 2011 |
| August | 95.0°F — Aug 31, 2013 | 39.9°F — Aug 31, 2025 | 3.72 in — Aug 15, 2023 |
| September | 93.9°F — Sep 23, 2017 | 30.9°F — Sep 29, 2018 | 4.47 in — Sep 12, 2022 |
| October | 88.0°F — Oct 4, 2025 | 19.9°F — Oct 31, 2020 | 1.94 in — Oct 14, 2023 |
| November | 73.9°F — Nov 2, 2016 | 1.0°F — Nov 21, 2014 | 1.77 in — Nov 18, 2015 |
| December | 66.9°F — Dec 4, 2012 | -16.1°F — Dec 19, 2016 | 1.40 in — Dec 12, 2020 |
Click a month to see every daily record for that month in Genoa City.