All-time weather records — Temecula, CA

Record high
116.1°F
September 5, 2020
Record low
31.6°F
January 11, 2013
Wettest day
4.99 in
February 14, 2019

Climate change signal in Temecula

69.7%

of Temecula's all-time daily heat records were set in the last decade (255 of 366 records since 2015).

43.4%

of all-time daily cold records were set in the last decade (159 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
32
40
2010s
206
221
2020s
128
105

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 2008, the latest in 2026. Period of observation: 2008-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 89.6°F — Jan 4, 2012 31.6°F — Jan 11, 2013 3.19 in — Jan 22, 2017
February 93.2°F — Feb 27, 2026 33.3°F — Feb 27, 2011 4.99 in — Feb 14, 2019
March 99.1°F — Mar 20, 2026 34.5°F — Mar 2, 2023 2.03 in — Mar 15, 2023
April 101.3°F — Apr 20, 2009 36.1°F — Apr 9, 2011 1.99 in — Apr 10, 2020
May 104.9°F — May 15, 2014 44.1°F — May 6, 2024 1.13 in — May 7, 2017
June 111.4°F — Jun 20, 2016 46.8°F — Jun 2, 2011 0.55 in — Jun 3, 2025
July 113.7°F — Jul 6, 2018 51.3°F — Jul 2, 2010 0.57 in — Jul 18, 2015
August 108.3°F — Aug 28, 2017 50.5°F — Aug 14, 2010 2.99 in — Aug 20, 2023
September 116.1°F — Sep 5, 2020 48.4°F — Sep 18, 2010 1.00 in — Sep 15, 2015
October 107.4°F — Oct 1, 2012 44.4°F — Oct 19, 2021 1.42 in — Oct 19, 2010
November 99.3°F — Nov 3, 2010 35.8°F — Nov 29, 2010 1.78 in — Nov 29, 2018
December 90.0°F — Dec 10, 2025 32.4°F — Dec 31, 2014 3.27 in — Dec 21, 2010

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