All-time weather records — El Monte, CA

Record high
117.0°F
January 9, 2005
Record low
10.0°F
December 6, 1998
Wettest day
6.93 in
January 26, 1956

Climate change signal in El Monte

0.8%

of El Monte's all-time daily heat records were set in the last decade (3 of 366 records since 2015).

0%

of all-time daily cold records were set in the last decade (0 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
5
1
1940s
28
160
1950s
58
94
1960s
41
39
1970s
51
35
1980s
70
12
1990s
58
18
2000s
47
7
2010s
8
·
2020s
·
·

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 2015. Period of observation: 1939-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 117.0°F — Jan 9, 2005 21.9°F — Jan 4, 1949 6.93 in — Jan 26, 1956
February 93.9°F — Feb 2, 1995 25.0°F — Feb 6, 1989 4.63 in — Feb 25, 2023
March 100.9°F — Mar 26, 1988 30.9°F — Mar 1, 1945 4.95 in — Mar 2, 1983
April 106.0°F — Apr 6, 1989 34.0°F — Apr 7, 1975 1.63 in — Apr 20, 1983
May 106.0°F — May 20, 1942 37.9°F — May 13, 1962 1.76 in — May 6, 2016
June 111.0°F — Jun 26, 1990 43.0°F — Jun 1, 1971 1.10 in — Jun 16, 1995
July 108.0°F — Jul 1, 1985 46.0°F — Jul 7, 1948 0.26 in — Jul 11, 1992
August 111.9°F — Aug 7, 1983 46.9°F — Aug 10, 1999 4.40 in — Aug 30, 2012
September 111.9°F — Sep 4, 1988 42.1°F — Sep 28, 1948 4.17 in — Sep 25, 1939
October 108.0°F — Oct 10, 1991 33.1°F — Oct 30, 1971 2.67 in — Oct 20, 2004
November 100.9°F — Nov 2, 1997 30.0°F — Nov 17, 1958 4.46 in — Nov 29, 1970
December 96.1°F — Dec 3, 1958 10.0°F — Dec 6, 1998 4.03 in — Dec 29, 1965

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