All-time weather records — Mahomet, IL

Record high
99.3°F
July 25, 2012
Record low
-18.6°F
February 24, 2015
Wettest day
4.46 in
June 3, 2008

Climate change signal in Mahomet

48.6%

of Mahomet's all-time daily heat records were set in the last decade (178 of 366 records since 2015).

42.3%

of all-time daily cold records were set in the last decade (155 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
80
124
2010s
173
152
2020s
113
90

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 2002, the latest in 2026. Period of observation: 2002-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 66.9°F — Jan 7, 2008 -18.2°F — Jan 16, 2009 1.91 in — Jan 13, 2005
February 74.8°F — Feb 27, 2024 -18.6°F — Feb 24, 2015 2.69 in — Feb 5, 2008
March 86.4°F — Mar 26, 2026 -14.4°F — Mar 6, 2015 2.86 in — Mar 26, 2004
April 88.9°F — Apr 30, 2007 4.5°F — Apr 2, 2018 3.09 in — Apr 10, 2013
May 94.3°F — May 28, 2018 26.4°F — May 3, 2005 4.02 in — May 21, 2014
June 99.0°F — Jun 16, 2022 35.4°F — Jun 1, 2003 4.46 in — Jun 3, 2008
July 99.3°F — Jul 25, 2012 44.2°F — Jul 1, 2024 3.06 in — Jul 26, 2006
August 96.4°F — Aug 2, 2012 41.2°F — Aug 15, 2004 2.69 in — Aug 31, 2003
September 97.7°F — Sep 1, 2011 30.6°F — Sep 24, 2012 3.93 in — Sep 14, 2008
October 89.4°F — Oct 1, 2019 19.4°F — Oct 21, 2018 2.56 in — Oct 26, 2019
November 78.3°F — Nov 1, 2016 0.7°F — Nov 12, 2019 2.93 in — Nov 4, 2024
December 71.2°F — Dec 3, 2012 -16.1°F — Dec 14, 2025 2.35 in — Dec 26, 2015

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