All-time weather records — Grandview, IL

Record high
102.9°F
July 7, 2012
Record low
-11.9°F
January 7, 2014
Wettest day
5.39 in
July 30, 2018

Climate change signal in Grandview

18%

of Grandview's all-time daily heat records were set in the last decade (66 of 366 records since 2015).

13.9%

of all-time daily cold records were set in the last decade (51 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
153
148
2010s
213
218
2020s
·
·

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 2004, the latest in 2017. Period of observation: 2003-2023.

Records by month

Month Hottest day Coldest day Wettest day
January 69.1°F — Jan 8, 2008 -11.9°F — Jan 7, 2014 2.60 in — Jan 8, 2008
February 75.0°F — Feb 21, 2016 -9.0°F — Feb 12, 2014 1.57 in — Feb 6, 2008
March 84.0°F — Mar 16, 2012 -2.9°F — Mar 4, 2014 2.18 in — Mar 13, 2006
April 88.0°F — Apr 11, 2011 21.0°F — Apr 7, 2007 2.60 in — Apr 30, 2017
May 96.1°F — May 27, 2012 30.0°F — May 3, 2005 2.86 in — May 1, 2019
June 100.9°F — Jun 29, 2012 46.9°F — Jun 1, 2012 3.73 in — Jun 3, 2008
July 102.9°F — Jul 7, 2012 52.0°F — Jul 28, 2013 5.39 in — Jul 30, 2018
August 98.1°F — Aug 1, 2012 45.0°F — Aug 6, 2004 4.00 in — Aug 13, 2016
September 100.0°F — Sep 2, 2011 36.0°F — Sep 24, 2012 4.05 in — Sep 1, 2003
October 91.0°F — Oct 4, 2006 25.0°F — Oct 26, 2013 2.52 in — Oct 31, 2013
November 81.0°F — Nov 2, 2016 9.0°F — Nov 24, 2013 2.51 in — Nov 18, 2003
December 70.0°F — Dec 3, 2012 -4.0°F — Dec 19, 2016 2.62 in — Dec 27, 2015

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