All-time weather records — Riverton, MN

Record high
102.9°F
July 16, 1996
Record low
-42.9°F
January 31, 2019
Wettest day
6.38 in
July 11, 2016

Climate change signal in Riverton

39.3%

of Riverton's all-time daily heat records were set in the last decade (144 of 366 records since 2015).

32.8%

of all-time daily cold records were set in the last decade (120 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
38
60
2000s
127
132
2010s
95
107
2020s
106
67

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: 1996-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 53.1°F — Jan 10, 2014 -42.9°F — Jan 31, 2019 0.65 in — Jan 17, 2020
February 57.0°F — Feb 27, 2016 -33.9°F — Feb 13, 2021 0.74 in — Feb 7, 2024
March 79.0°F — Mar 26, 2007 -26.9°F — Mar 5, 2015 1.81 in — Mar 23, 2009
April 87.1°F — Apr 28, 2004 0.1°F — Apr 2, 2018 1.51 in — Apr 24, 2016
May 95.0°F — May 28, 2006 21.9°F — May 3, 2002 4.03 in — May 27, 2012
June 100.0°F — Jun 4, 2021 32.0°F — Jun 5, 2000 3.65 in — Jun 11, 1998
July 102.9°F — Jul 16, 1996 41.0°F — Jul 19, 2000 6.38 in — Jul 11, 2016
August 97.0°F — Aug 5, 2001 32.0°F — Aug 21, 2004 2.08 in — Aug 14, 2020
September 102.0°F — Sep 3, 2023 25.0°F — Sep 24, 2000 3.62 in — Sep 5, 2004
October 89.1°F — Oct 1, 2023 10.9°F — Oct 31, 1996 3.11 in — Oct 26, 2010
November 75.0°F — Nov 2, 2022 -15.0°F — Nov 26, 1996 1.95 in — Nov 18, 2015
December 54.0°F — Dec 2, 1998 -29.9°F — Dec 26, 1996 1.18 in — Dec 24, 2023

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