All-time weather records — Waggoner, IL

Record high
104.0°F
July 7, 2012
Record low
-23.1°F
January 19, 1994
Wettest day
4.71 in
September 1, 2003

Climate change signal in Waggoner

22.7%

of Waggoner's all-time daily heat records were set in the last decade (83 of 366 records since 2015).

7.9%

of all-time daily cold records were set in the last decade (29 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 #
1940s
·
·
1950s
·
·
1970s
3
·
1980s
101
134
1990s
59
92
2000s
61
69
2010s
69
53
2020s
73
18

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 1979, the latest in 2026. Period of observation: 1948-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 70.0°F — Jan 30, 2013 -23.1°F — Jan 19, 1994 2.50 in — Jan 11, 2020
February 78.1°F — Feb 28, 2024 -18.0°F — Feb 3, 1996 2.17 in — Feb 27, 1997
March 93.9°F — Mar 27, 2026 -2.9°F — Mar 2, 1980 1.82 in — Mar 5, 2004
April 91.9°F — Apr 30, 1987 15.1°F — Apr 7, 1982 3.05 in — Apr 2, 2024
May 97.0°F — May 20, 2024 30.0°F — May 20, 1981 4.25 in — May 8, 2023
June 102.0°F — Jun 26, 1988 30.0°F — Jun 3, 2003 2.44 in — Jun 6, 1986
July 104.0°F — Jul 7, 2012 36.0°F — Jul 14, 1989 4.14 in — Jul 20, 1982
August 104.0°F — Aug 17, 1988 39.0°F — Aug 2, 1989 4.31 in — Aug 3, 2012
September 100.9°F — Sep 2, 2011 28.9°F — Sep 23, 1983 4.71 in — Sep 1, 2003
October 93.9°F — Oct 1, 2019 19.9°F — Oct 19, 1992 4.08 in — Oct 2, 2014
November 81.0°F — Nov 2, 2000 0.0°F — Nov 8, 1991 3.81 in — Nov 19, 1985
December 72.0°F — Dec 29, 2025 -20.9°F — Dec 22, 1989 2.55 in — Dec 21, 1949

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