All-time weather records — Glendale, CA

Record high
114.1°F
September 5, 2020
Record low
21.9°F
January 29, 1979
Wettest day
7.76 in
January 22, 1943

Climate change signal in Glendale

15.8%

of Glendale's all-time daily heat records were set in the last decade (58 of 366 records since 2015).

1.9%

of all-time daily cold records were set in the last decade (7 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 #
1930s
1
·
1940s
35
139
1950s
24
10
1960s
25
31
1970s
74
130
1980s
72
33
1990s
20
6
2000s
41
5
2010s
44
10
2020s
30
2

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 1939, the latest in 2026. Period of observation: 1939-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 93.9°F — Jan 15, 2021 21.9°F — Jan 29, 1979 7.76 in — Jan 22, 1943
February 97.0°F — Feb 28, 2026 27.0°F — Feb 13, 1948 5.10 in — Feb 24, 2023
March 98.1°F — Mar 19, 2026 21.9°F — Mar 7, 1980 5.45 in — Mar 1, 1983
April 108.0°F — Apr 27, 1985 32.0°F — Apr 5, 1978 2.30 in — Apr 12, 1956
May 109.0°F — May 3, 1983 39.0°F — May 21, 1975 2.29 in — May 8, 1977
June 111.0°F — Jun 27, 1976 43.0°F — Jun 1, 1971 1.01 in — Jun 5, 1993
July 113.0°F — Jul 6, 2018 45.0°F — Jul 2, 1979 0.48 in — Jul 18, 2015
August 111.0°F — Aug 26, 1944 46.0°F — Aug 28, 1975 4.25 in — Aug 20, 2023
September 114.1°F — Sep 5, 2020 43.0°F — Sep 26, 1941 1.43 in — Sep 10, 1976
October 108.0°F — Oct 1, 1980 33.1°F — Oct 30, 1971 3.00 in — Oct 19, 2004
November 100.9°F — Nov 3, 2010 28.9°F — Nov 30, 1975 5.28 in — Nov 29, 1970
December 91.9°F — Dec 3, 1958 21.9°F — Dec 8, 1978 5.30 in — Dec 29, 1965

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