All-time weather records — Windsor, CA

Record high
114.1°F
September 6, 2022
Record low
19.2°F
December 9, 2013
Wettest day
6.92 in
November 20, 2024

Climate change signal in Windsor

45.9%

of Windsor's all-time daily heat records were set in the last decade (168 of 366 records since 2015).

24.3%

of all-time daily cold records were set in the last decade (89 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
21
36
2000s
108
170
2010s
136
115
2020s
101
45

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 1998, the latest in 2026. Period of observation: 1998-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 82.0°F — Jan 12, 2009 19.9°F — Jan 15, 2007 3.58 in — Jan 8, 2017
February 84.9°F — Feb 15, 2016 25.2°F — Feb 20, 2018 4.64 in — Feb 26, 2019
March 91.0°F — Mar 20, 2026 28.0°F — Mar 10, 2009 3.66 in — Mar 9, 2023
April 93.9°F — Apr 26, 2004 30.9°F — Apr 1, 1999 2.77 in — Apr 6, 2018
May 102.0°F — May 15, 2008 32.0°F — May 10, 2022 2.11 in — May 18, 2005
June 108.0°F — Jun 14, 2000 39.0°F — Jun 7, 1999 1.14 in — Jun 25, 2013
July 108.0°F — Jul 16, 2017 41.0°F — Jul 6, 2009 0.06 in — Jul 25, 2003
August 107.1°F — Aug 24, 2010 42.1°F — Aug 30, 2010 0.08 in — Aug 24, 2024
September 114.1°F — Sep 6, 2022 37.0°F — Sep 30, 2019 0.88 in — Sep 18, 2022
October 106.0°F — Oct 1, 2024 27.1°F — Oct 30, 2019 6.09 in — Oct 24, 2021
November 89.1°F — Nov 14, 2008 23.2°F — Nov 29, 2015 6.92 in — Nov 20, 2024
December 78.1°F — Dec 19, 1999 19.2°F — Dec 9, 2013 4.66 in — Dec 11, 2014

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