All-time weather records — Jamestown, IN
Climate change signal in Jamestown
of Jamestown's all-time daily heat records were set in the last decade (75 of 366 records since 2015).
of all-time daily cold records were set in the last decade (58 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 | · | · | ||
| 1980s | 7 | 7 | ||
| 1990s | 115 | 173 | ||
| 2000s | 112 | 104 | ||
| 2010s | 97 | 56 | ||
| 2020s | 35 | 26 |
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 1989, the latest in 2024. Period of observation: 1953-2024.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 64.9°F — Jan 8, 2008 | -26.0°F — Jan 19, 1994 | 3.37 in — Jan 26, 1962 |
| February | 73.0°F — Feb 21, 2018 | -9.0°F — Feb 2, 2004 | 3.37 in — Feb 28, 2011 |
| March | 82.9°F — Mar 22, 2012 | -0.9°F — Mar 4, 2019 | 3.00 in — Mar 11, 1990 |
| April | 84.9°F — Apr 25, 1990 | 15.1°F — Apr 7, 1994 | 4.39 in — Apr 19, 2013 |
| May | 93.9°F — May 29, 2018 | 26.1°F — May 9, 2020 | 3.00 in — May 11, 2003 |
| June | 102.0°F — Jun 29, 2012 | 36.0°F — Jun 22, 1992 | 4.17 in — Jun 10, 1958 |
| July | 100.9°F — Jul 8, 2012 | 39.9°F — Jul 21, 1995 | 4.55 in — Jul 14, 1962 |
| August | 97.0°F — Aug 3, 1991 | 21.9°F — Aug 19, 1994 | 2.92 in — Aug 25, 1962 |
| September | 97.0°F — Sep 14, 1991 | 30.9°F — Sep 24, 1995 | 6.00 in — Sep 1, 2003 |
| October | 88.0°F — Oct 1, 2019 | 0.0°F — Oct 25, 1995 | 3.20 in — Oct 7, 1998 |
| November | 78.1°F — Nov 2, 1999 | 1.9°F — Nov 24, 1998 | 3.23 in — Nov 14, 1993 |
| December | 70.0°F — Dec 6, 1998 | -24.0°F — Dec 22, 1989 | 3.33 in — Dec 27, 2015 |
Click a month to see every daily record for that month in Jamestown.