All-time weather records — Russellville, IL
Climate change signal in Russellville
of Russellville's all-time daily heat records were set in the last decade (136 of 366 records since 2015).
of all-time daily cold records were set in the last decade (109 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 | 27 | 57 | ||
| 2000s | 120 | 142 | ||
| 2010s | 141 | 108 | ||
| 2020s | 78 | 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 1996, the latest in 2026. Period of observation: 1996-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 75.0°F — Jan 27, 1998 | -14.1°F — Jan 28, 2026 | 2.41 in — Jan 5, 2005 |
| February | 78.1°F — Feb 20, 2018 | -12.8°F — Feb 20, 2015 | 3.22 in — Feb 7, 2019 |
| March | 88.0°F — Mar 22, 2026 | 1.2°F — Mar 6, 2015 | 3.13 in — Mar 18, 2008 |
| April | 89.1°F — Apr 30, 2007 | 24.1°F — Apr 9, 1997 | 2.41 in — Apr 27, 2011 |
| May | 97.0°F — May 28, 2018 | 33.1°F — May 4, 2005 | 3.36 in — May 12, 2002 |
| June | 108.0°F — Jun 28, 2012 | 39.9°F — Jun 1, 2003 | 3.37 in — Jun 19, 2015 |
| July | 105.1°F — Jul 1, 2012 | 48.9°F — Jul 6, 2001 | 4.12 in — Jul 24, 2022 |
| August | 102.0°F — Aug 23, 2007 | 46.0°F — Aug 14, 2004 | 3.36 in — Aug 14, 2016 |
| September | 100.9°F — Sep 3, 2011 | 34.0°F — Sep 24, 2012 | 4.72 in — Sep 8, 2018 |
| October | 95.0°F — Oct 1, 2019 | 23.2°F — Oct 31, 2023 | 4.69 in — Oct 15, 2001 |
| November | 84.0°F — Nov 1, 2016 | 5.2°F — Nov 13, 2019 | 3.38 in — Nov 15, 2005 |
| December | 73.0°F — Dec 3, 2012 | -11.0°F — Dec 25, 2004 | 3.23 in — Dec 21, 2013 |
Click a month to see every daily record for that month in Russellville.