All-time weather records — Tracy, CA

Record high
111.9°F
June 16, 1961
Record low
-4.0°F
January 7, 2008
Wettest day
2.49 in
August 22, 1968

Climate change signal in Tracy

16.4%

of Tracy's all-time daily heat records were set in the last decade (60 of 366 records since 2015).

15%

of all-time daily cold records were set in the last decade (55 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
·
·
1940s
5
1
1950s
49
64
1960s
57
49
1970s
52
39
1980s
45
57
1990s
46
64
2000s
40
25
2010s
37
32
2020s
35
35

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 1949, the latest in 2026. Period of observation: 1906-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 73.9°F — Jan 19, 2021 -4.0°F — Jan 7, 2008 2.23 in — Jan 31, 1968
February 81.0°F — Feb 19, 1977 18.0°F — Feb 15, 2009 1.80 in — Feb 3, 1998
March 89.1°F — Mar 26, 1988 24.1°F — Mar 1, 2021 1.67 in — Mar 10, 1955
April 95.0°F — Apr 22, 2009 28.9°F — Apr 5, 2009 1.40 in — Apr 10, 2016
May 105.1°F — May 29, 1984 34.0°F — May 4, 1952 2.25 in — May 28, 1990
June 111.9°F — Jun 16, 1961 30.0°F — Jun 25, 1996 0.75 in — Jun 13, 1907
July 111.0°F — Jul 4, 1991 35.1°F — Jul 3, 1995 0.29 in — Jul 9, 1974
August 109.0°F — Aug 11, 1971 37.9°F — Aug 25, 1990 2.49 in — Aug 22, 1968
September 111.9°F — Sep 7, 2022 37.0°F — Sep 29, 2021 1.90 in — Sep 19, 1959
October 102.9°F — Oct 3, 2024 28.9°F — Oct 26, 1995 2.03 in — Oct 25, 2021
November 84.9°F — Nov 2, 1949 24.1°F — Nov 28, 1952 1.87 in — Nov 29, 1970
December 73.0°F — Dec 1, 1995 17.1°F — Dec 24, 1998 2.33 in — Dec 12, 2014

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