All-time weather records — Imperial Beach, CA

Record high
129.9°F
December 8, 2010
Record low
-76.9°F
March 28, 2018
Wettest day
4.46 in
February 2, 1988

Climate change signal in Imperial Beach

16.1%

of Imperial Beach's all-time daily heat records were set in the last decade (59 of 366 records since 2015).

38.5%

of all-time daily cold records were set in the last decade (141 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 #
1940s
8
33
1950s
15
10
1960s
26
21
1970s
59
54
1980s
64
6
1990s
19
3
2000s
60
29
2010s
105
79
2020s
10
131

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 1945, the latest in 2026. Period of observation: 1945-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 126.0°F — Jan 1, 2011 -0.8°F — Jan 19, 2008 2.30 in — Jan 7, 1993
February 93.0°F — Feb 16, 2016 2.1°F — Feb 1, 2024 4.46 in — Feb 2, 1988
March 127.0°F — Mar 4, 2024 -76.9°F — Mar 28, 2018 2.05 in — Mar 18, 2010
April 99.0°F — Apr 6, 1989 2.1°F — Apr 1, 2024 1.24 in — Apr 8, 1965
May 97.0°F — May 1, 2014 2.1°F — May 1, 2024 1.02 in — May 8, 1977
June 93.9°F — Jun 16, 1981 2.1°F — Jun 1, 2024 0.77 in — Jun 8, 1990
July 96.1°F — Jul 30, 1980 52.0°F — Jul 7, 1948 1.57 in — Jul 24, 2008
August 125.1°F — Aug 25, 2008 48.9°F — Aug 31, 2010 1.62 in — Aug 20, 2023
September 125.1°F — Sep 8, 2008 1.2°F — Sep 11, 2009 1.12 in — Sep 4, 1963
October 105.1°F — Oct 14, 1961 2.1°F — Oct 31, 2024 0.61 in — Oct 6, 1977
November 127.9°F — Nov 29, 2010 2.1°F — Nov 1, 2024 2.88 in — Nov 25, 1985
December 129.9°F — Dec 8, 2010 0.1°F — Dec 31, 2010 2.29 in — Dec 27, 1984

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