All-time weather records — Deer Creek, IL

Record high
104.0°F
July 8, 2012
Record low
-36.0°F
January 5, 1999
Wettest day
4.92 in
July 16, 2020

Climate change signal in Deer Creek

35.2%

of Deer Creek's all-time daily heat records were set in the last decade (129 of 366 records since 2015).

27.3%

of all-time daily cold records were set in the last decade (100 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
40
69
2000s
119
148
2010s
123
91
2020s
84
58

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: 1990-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 66.0°F — Jan 8, 2008 -36.0°F — Jan 5, 1999 3.11 in — Jan 8, 2008
February 77.0°F — Feb 28, 2024 -23.1°F — Feb 11, 2014 1.65 in — Feb 27, 1997
March 84.9°F — Mar 22, 2012 -6.0°F — Mar 3, 2014 1.98 in — Mar 31, 2022
April 90.0°F — Apr 19, 2002 7.0°F — Apr 2, 2018 2.52 in — Apr 30, 2017
May 96.1°F — May 28, 2018 23.0°F — May 3, 2005 3.06 in — May 31, 2008
June 99.0°F — Jun 29, 2012 35.1°F — Jun 1, 2003 3.37 in — Jun 18, 2017
July 104.0°F — Jul 8, 2012 46.0°F — Jul 2, 2001 4.92 in — Jul 16, 2020
August 100.0°F — Aug 25, 2023 39.9°F — Aug 13, 2004 3.19 in — Aug 27, 1994
September 100.0°F — Sep 2, 2011 30.0°F — Sep 24, 2012 4.13 in — Sep 14, 1993
October 93.0°F — Oct 4, 2006 19.9°F — Oct 24, 1999 3.02 in — Oct 31, 2013
November 82.0°F — Nov 2, 2000 5.0°F — Nov 12, 2019 2.11 in — Nov 28, 1990
December 72.0°F — Dec 5, 1998 -18.0°F — Dec 25, 2000 1.63 in — Dec 15, 2011

Click a month to see every daily record for that month in Deer Creek.