All-time weather records — Andover, SD

Record high
104.0°F
July 16, 2006
Record low
-35.0°F
January 15, 2009
Wettest day
4.25 in
June 29, 2005

Climate change signal in Andover

57.4%

of Andover's all-time daily heat records were set in the last decade (210 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
65
110
2010s
178
179
2020s
123
77

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 2005, the latest in 2026. Period of observation: 2005-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 57.0°F — Jan 6, 2012 -35.0°F — Jan 15, 2009 1.21 in — Jan 2, 2011
February 60.1°F — Feb 20, 2017 -29.0°F — Feb 8, 2011 0.81 in — Feb 26, 2009
March 84.0°F — Mar 19, 2012 -25.1°F — Mar 3, 2019 1.36 in — Mar 31, 2009
April 88.0°F — Apr 24, 2009 1.9°F — Apr 6, 2023 1.69 in — Apr 30, 2022
May 97.0°F — May 28, 2018 18.0°F — May 3, 2013 3.83 in — May 6, 2007
June 100.0°F — Jun 6, 2021 35.1°F — Jun 8, 2007 4.25 in — Jun 29, 2005
July 104.0°F — Jul 16, 2006 42.1°F — Jul 1, 2016 2.68 in — Jul 11, 2016
August 98.1°F — Aug 23, 2010 37.0°F — Aug 31, 2009 2.72 in — Aug 14, 2023
September 97.0°F — Sep 5, 2023 24.1°F — Sep 22, 2012 2.58 in — Sep 2, 2008
October 89.1°F — Oct 2, 2023 3.9°F — Oct 26, 2020 1.24 in — Oct 10, 2008
November 77.0°F — Nov 6, 2016 -14.1°F — Nov 27, 2014 1.53 in — Nov 29, 2005
December 64.0°F — Dec 8, 2023 -29.0°F — Dec 23, 2013 0.70 in — Dec 29, 2019

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