All-time weather records — Jamestown, TN
Climate change signal in Jamestown
of Jamestown's all-time daily heat records were set in the last decade (144 of 366 records since 2015).
of all-time daily cold records were set in the last decade (118 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 | # |
|---|---|---|---|---|
| 1950s | · | · | ||
| 1960s | · | · | ||
| 1970s | · | · | ||
| 1980s | · | · | ||
| 1990s | · | · | ||
| 2000s | 129 | 148 | ||
| 2010s | 199 | 176 | ||
| 2020s | 38 | 42 |
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 2003, the latest in 2025. Period of observation: 1951-2025.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 73.0°F — Jan 2, 2022 | -9.0°F — Jan 16, 2024 | 3.30 in — Jan 11, 1974 |
| February | 73.9°F — Feb 4, 2020 | -7.1°F — Feb 20, 2015 | 4.26 in — Feb 6, 2004 |
| March | 84.0°F — Mar 25, 2007 | 7.0°F — Mar 6, 2015 | 5.02 in — Mar 13, 1975 |
| April | 87.1°F — Apr 7, 2010 | 16.0°F — Apr 8, 2007 | 2.73 in — Apr 4, 1977 |
| May | 89.1°F — May 30, 2006 | 27.0°F — May 9, 2020 | 3.99 in — May 7, 1984 |
| June | 102.9°F — Jun 30, 2012 | 42.1°F — Jun 2, 2012 | 4.02 in — Jun 28, 2018 |
| July | 100.9°F — Jul 1, 2012 | 48.9°F — Jul 1, 2008 | 2.96 in — Jul 12, 1988 |
| August | 100.0°F — Aug 16, 2007 | 46.0°F — Aug 13, 2004 | 4.81 in — Aug 19, 2010 |
| September | 95.0°F — Sep 3, 2011 | 36.0°F — Sep 24, 2012 | 4.35 in — Sep 30, 1955 |
| October | 91.9°F — Oct 1, 2019 | 23.0°F — Oct 26, 2013 | 3.35 in — Oct 3, 1962 |
| November | 81.0°F — Nov 3, 2016 | 10.9°F — Nov 19, 2014 | 4.66 in — Nov 27, 1973 |
| December | 75.0°F — Dec 11, 2007 | 1.0°F — Dec 20, 2004 | 4.26 in — Dec 3, 1991 |
Click a month to see every daily record for that month in Jamestown.