All-time weather records — Winchester, TN
Climate change signal in Winchester
of Winchester's all-time daily heat records were set in the last decade (121 of 366 records since 2015).
of all-time daily cold records were set in the last decade (53 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 | 51 | 53 | ||
| 1990s | 64 | 89 | ||
| 2000s | 79 | 122 | ||
| 2010s | 118 | 71 | ||
| 2020s | 54 | 31 |
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 1986, the latest in 2026. Period of observation: 1985-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 77.0°F — Jan 30, 2002 | -9.9°F — Jan 17, 2024 | 4.36 in — Jan 7, 1998 |
| February | 80.1°F — Feb 23, 1996 | 3.9°F — Feb 18, 2015 | 3.68 in — Feb 19, 1991 |
| March | 86.0°F — Mar 26, 2026 | 8.1°F — Mar 14, 1993 | 3.78 in — Mar 23, 1993 |
| April | 89.1°F — Apr 30, 1987 | 21.9°F — Apr 3, 1992 | 4.12 in — Apr 27, 2011 |
| May | 95.0°F — May 27, 2019 | 30.9°F — May 4, 2011 | 3.28 in — May 20, 1991 |
| June | 104.0°F — Jun 30, 2012 | 44.1°F — Jun 2, 1993 | 3.85 in — Jun 21, 1990 |
| July | 105.1°F — Jul 1, 2012 | 52.0°F — Jul 1, 2008 | 2.95 in — Jul 21, 1988 |
| August | 102.9°F — Aug 16, 2007 | 48.0°F — Aug 14, 2004 | 4.75 in — Aug 18, 2014 |
| September | 99.0°F — Sep 6, 1990 | 36.0°F — Sep 26, 2001 | 3.46 in — Sep 5, 2011 |
| October | 93.9°F — Oct 1, 2019 | 23.0°F — Oct 28, 2001 | 3.18 in — Oct 5, 1995 |
| November | 86.0°F — Nov 1, 2016 | 12.9°F — Nov 22, 2008 | 3.85 in — Nov 30, 2010 |
| December | 77.0°F — Dec 3, 1990 | -5.1°F — Dec 22, 1989 | 7.52 in — Dec 22, 1990 |
Click a month to see every daily record for that month in Winchester.