All-time weather records — Smithfield, IL
Climate change signal in Smithfield
of Smithfield's all-time daily heat records were set in the last decade (132 of 366 records since 2015).
of all-time daily cold records were set in the last decade (142 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 | # |
|---|---|---|---|---|
| 2000s | 124 | 108 | ||
| 2010s | 180 | 198 | ||
| 2020s | 62 | 60 |
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: 2000-2025.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 66.9°F — Jan 3, 2004 | -20.0°F — Jan 15, 2009 | 1.63 in — Jan 31, 2002 |
| February | 77.0°F — Feb 28, 2024 | -22.0°F — Feb 4, 2014 | 2.09 in — Feb 20, 2018 |
| March | 84.0°F — Mar 22, 2012 | -11.9°F — Mar 3, 2014 | 3.00 in — Mar 8, 2009 |
| April | 90.0°F — Apr 2, 2012 | 3.9°F — Apr 3, 2018 | 5.87 in — Apr 18, 2013 |
| May | 96.1°F — May 29, 2018 | 30.0°F — May 4, 2005 | 4.79 in — May 27, 2013 |
| June | 102.0°F — Jun 30, 2012 | 46.0°F — Jun 1, 2012 | 2.81 in — Jun 8, 2014 |
| July | 106.0°F — Jul 25, 2005 | 48.0°F — Jul 28, 2013 | 5.15 in — Jul 11, 2017 |
| August | 102.0°F — Aug 27, 2003 | 46.0°F — Aug 13, 2004 | 4.43 in — Aug 23, 2002 |
| September | 100.0°F — Sep 2, 2011 | 34.0°F — Sep 15, 2007 | 4.30 in — Sep 8, 2013 |
| October | 93.9°F — Oct 4, 2006 | 23.0°F — Oct 26, 2013 | 2.86 in — Oct 23, 2004 |
| November | 80.1°F — Nov 11, 2020 | 1.9°F — Nov 12, 2019 | 2.44 in — Nov 30, 2006 |
| December | 75.0°F — Dec 16, 2021 | -9.9°F — Dec 7, 2005 | 2.33 in — Dec 10, 2003 |
Click a month to see every daily record for that month in Smithfield.