All-time weather records — Seaside, CA

Record high
102.9°F
September 1, 2017
Record low
12.2°F
June 13, 2011
Wettest day
3.64 in
December 11, 2014

Climate change signal in Seaside

40.4%

of Seaside's all-time daily heat records were set in the last decade (148 of 366 records since 2015).

9.8%

of all-time daily cold records were set in the last decade (36 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 #
1960s
3
30
1970s
55
140
1990s
15
23
2000s
96
97
2010s
122
59
2020s
75
17

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 1969, the latest in 2026. Period of observation: 1968-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 84.0°F — Jan 17, 2014 25.2°F — Jan 13, 2007 2.97 in — Jan 27, 2021
February 86.0°F — Feb 27, 2025 33.1°F — Feb 2, 1972 2.41 in — Feb 20, 2017
March 89.1°F — Mar 17, 2026 34.0°F — Mar 2, 1971 1.86 in — Mar 5, 2016
April 93.0°F — Apr 7, 2022 34.0°F — Apr 10, 2008 1.71 in — Apr 5, 2020
May 97.0°F — May 12, 1976 39.9°F — May 1, 2011 0.85 in — May 19, 2019
June 97.0°F — Jun 14, 2000 12.2°F — Jun 13, 2011 0.48 in — Jun 4, 2011
July 88.0°F — Jul 18, 1971 46.0°F — Jul 24, 1970 0.28 in — Jul 9, 1974
August 91.9°F — Aug 28, 2009 46.0°F — Aug 27, 2009 0.51 in — Aug 19, 1976
September 102.9°F — Sep 1, 2017 42.1°F — Sep 14, 1970 1.04 in — Sep 18, 2022
October 96.1°F — Oct 24, 2017 34.0°F — Oct 29, 1971 2.92 in — Oct 13, 2009
November 88.0°F — Nov 5, 2012 28.0°F — Nov 5, 1969 2.25 in — Nov 28, 1970
December 82.0°F — Dec 8, 2020 26.1°F — Dec 10, 1972 3.64 in — Dec 11, 2014

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