All-time weather records — Redwood City, CA

Record high
109.9°F
July 14, 1972
Record low
8.1°F
January 10, 1995
Wettest day
4.88 in
October 13, 1962

Climate change signal in Redwood City

16.1%

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

0.5%

of all-time daily cold records were set in the last decade (2 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 #
1900s
·
·
1910s
·
·
1930s
47
167
1940s
31
41
1950s
33
39
1960s
38
44
1970s
54
44
1980s
39
13
1990s
21
9
2000s
26
5
2010s
41
3
2020s
36
1

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 1930, the latest in 2026. Period of observation: 1906-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 78.1°F — Jan 13, 2009 8.1°F — Jan 10, 1995 4.80 in — Jan 21, 1967
February 80.1°F — Feb 14, 1977 25.0°F — Feb 6, 1989 2.99 in — Feb 13, 1987
March 93.9°F — Mar 20, 2026 28.9°F — Mar 2, 1953 3.28 in — Mar 30, 1940
April 97.0°F — Apr 30, 2007 30.9°F — Apr 3, 1931 2.54 in — Apr 2, 1958
May 102.0°F — May 29, 1950 36.0°F — May 4, 1950 1.33 in — May 18, 1957
June 109.0°F — Jun 15, 1961 37.0°F — Jun 6, 1945 1.00 in — Jun 23, 1912
July 109.9°F — Jul 14, 1972 39.9°F — Jul 3, 1979 0.30 in — Jul 30, 1966
August 105.1°F — Aug 7, 1983 42.1°F — Aug 30, 1939 0.81 in — Aug 20, 1997
September 109.9°F — Sep 6, 2022 30.9°F — Sep 28, 2001 3.05 in — Sep 18, 1959
October 104.0°F — Oct 2, 1980 33.1°F — Oct 20, 1949 4.88 in — Oct 13, 1962
November 88.0°F — Nov 8, 1995 19.9°F — Nov 15, 2002 3.16 in — Nov 19, 1946
December 75.9°F — Dec 12, 1958 18.0°F — Dec 12, 1932 4.47 in — Dec 31, 2022

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