All-time weather records — Petersburg, MI
Climate change signal in Petersburg
of Petersburg's all-time daily heat records were set in the last decade (155 of 366 records since 2015).
of all-time daily cold records were set in the last decade (141 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 | · | · | ||
| 2000s | 129 | 149 | ||
| 2010s | 143 | 158 | ||
| 2020s | 94 | 59 |
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 2001, the latest in 2026. Period of observation: 1994-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 64.9°F — Jan 8, 2008 | -15.0°F — Jan 7, 2014 | 2.06 in — Jan 12, 2020 |
| February | 73.0°F — Feb 28, 2024 | -15.0°F — Feb 20, 2015 | 1.62 in — Feb 28, 2023 |
| March | 84.9°F — Mar 23, 2012 | -5.1°F — Mar 2, 2003 | 1.90 in — Mar 11, 2009 |
| April | 87.1°F — Apr 25, 2009 | 19.0°F — Apr 9, 2018 | 1.63 in — Apr 3, 2025 |
| May | 95.0°F — May 29, 2012 | 27.0°F — May 9, 2020 | 2.15 in — May 11, 2002 |
| June | 100.0°F — Jun 29, 2012 | 39.9°F — Jun 1, 2003 | 3.23 in — Jun 21, 2021 |
| July | 100.9°F — Jul 5, 2012 | 45.0°F — Jul 1, 2001 | 2.86 in — Jul 3, 2008 |
| August | 98.1°F — Aug 8, 2001 | 46.0°F — Aug 27, 2025 | 3.75 in — Aug 24, 2023 |
| September | 97.0°F — Sep 3, 2011 | 36.0°F — Sep 19, 2020 | 2.30 in — Sep 24, 2025 |
| October | 90.0°F — Oct 8, 2007 | 25.0°F — Oct 30, 2008 | 1.65 in — Oct 14, 2003 |
| November | 80.1°F — Nov 10, 2020 | 8.1°F — Nov 13, 2019 | 2.01 in — Nov 23, 2011 |
| December | 68.0°F — Dec 5, 2001 | -7.1°F — Dec 25, 2004 | 1.92 in — Dec 1, 2006 |
Click a month to see every daily record for that month in Petersburg.