All-time weather records — Chatham, MI
Climate change signal in Chatham
of Chatham's all-time daily heat records were set in the last decade (91 of 366 records since 2015).
of all-time daily cold records were set in the last decade (68 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 | # |
|---|---|---|---|---|
| 1980s | 32 | 14 | ||
| 1990s | 110 | 95 | ||
| 2000s | 96 | 150 | ||
| 2010s | 63 | 75 | ||
| 2020s | 65 | 32 |
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 1988, the latest in 2026. Period of observation: 1987-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 54.0°F — Jan 1, 2006 | -26.0°F — Jan 26, 2009 | 1.37 in — Jan 18, 1996 |
| February | 60.1°F — Feb 19, 2017 | -32.1°F — Feb 28, 2014 | 1.35 in — Feb 23, 1996 |
| March | 82.0°F — Mar 22, 2012 | -34.1°F — Mar 3, 2003 | 1.26 in — Mar 17, 2026 |
| April | 89.1°F — Apr 25, 1990 | -6.0°F — Apr 1, 2025 | 1.30 in — Apr 10, 2017 |
| May | 93.0°F — May 25, 2010 | 12.9°F — May 14, 2008 | 2.90 in — May 12, 2006 |
| June | 99.0°F — Jun 18, 1995 | 21.9°F — Jun 5, 1998 | 2.70 in — Jun 29, 1991 |
| July | 100.9°F — Jul 7, 1988 | 30.0°F — Jul 5, 1998 | 2.56 in — Jul 7, 2020 |
| August | 99.0°F — Aug 7, 2001 | 30.9°F — Aug 20, 2000 | 2.45 in — Aug 4, 2017 |
| September | 93.0°F — Sep 10, 2002 | 21.9°F — Sep 8, 1995 | 2.77 in — Sep 30, 2011 |
| October | 87.1°F — Oct 2, 1992 | 14.0°F — Oct 27, 2020 | 3.15 in — Oct 18, 2016 |
| November | 77.0°F — Nov 7, 2020 | -16.1°F — Nov 26, 2005 | 2.05 in — Nov 6, 1988 |
| December | 59.0°F — Dec 3, 1998 | -31.0°F — Dec 25, 2004 | 1.50 in — Dec 15, 2015 |
Click a month to see every daily record for that month in Chatham.