All-time weather records — Barstow, CA

Record high
120.0°F
July 23, 1996
Record low
8.1°F
December 22, 1990
Wettest day
2.25 in
September 3, 1997

Climate change signal in Barstow

26.8%

of Barstow's all-time daily heat records were set in the last decade (98 of 366 records since 2015).

7.1%

of all-time daily cold records were set in the last decade (26 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 #
1980s
88
183
1990s
103
104
2000s
55
32
2010s
49
30
2020s
71
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 1980, the latest in 2026. Period of observation: 1980-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 78.1°F — Jan 15, 1996 12.0°F — Jan 14, 2007 1.10 in — Jan 11, 2015
February 96.1°F — Feb 28, 1990 18.0°F — Feb 1, 1985 1.57 in — Feb 24, 1998
March 96.1°F — Mar 21, 2026 23.0°F — Mar 2, 1991 1.52 in — Mar 1, 1983
April 98.1°F — Apr 8, 1989 30.0°F — Apr 2, 1999 1.00 in — Apr 8, 2020
May 107.1°F — May 28, 2003 32.0°F — May 10, 1980 0.47 in — May 2, 2018
June 113.0°F — Jun 20, 2017 36.0°F — Jun 30, 1983 0.60 in — Jun 2, 1999
July 120.0°F — Jul 23, 1996 44.1°F — Jul 9, 1992 1.31 in — Jul 13, 1999
August 111.9°F — Aug 5, 2021 51.1°F — Aug 25, 1987 1.36 in — Aug 21, 2023
September 111.9°F — Sep 7, 2020 39.9°F — Sep 30, 1982 2.25 in — Sep 3, 1997
October 104.0°F — Oct 3, 2024 32.0°F — Oct 3, 1982 1.35 in — Oct 20, 2004
November 89.1°F — Nov 4, 1989 18.0°F — Nov 30, 1994 1.20 in — Nov 30, 2007
December 86.0°F — Dec 12, 1995 8.1°F — Dec 22, 1990 1.82 in — Dec 22, 2010

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