El Cajon July 21 Weather Records

Daily averages and all-time records for weather in El Cajon, California for the date of July 21.
July 21 All-Time Records
1899–2024
Highest temperature 106 °F 2008
Lowest temperature 49 °F 1903
Lowest daily high 74 °F 2013
Highest daily low 71 °F 1981
Most precipitation 0.02 inches 2003
July 21 Average Weather
1991–2020 1
Average high 87.3 °F
Average low 64.0 °F
Chance precipitation 2.1%
El Cajon July 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 90 65 0.00 n/a
2022 90 65 0.00 n/a
2021 91 69 0.00 n/a
2020 85 64 0.00 n/a
2019 89 64 0.00 n/a
2018 89 70 0.00 n/a
2017 86 65 0.00 n/a
2016 101 68 0.00 n/a
2015 83 70 0.00 n/a
2014 87 68 0.00 n/a
2013 74 63 0.00 n/a
2012 88 64 0.00 n/a
2011 90 62 0.00 n/a
2010 81 63 0.00 0.0
2009 n/a n/a n/a n/a
2008 106 68 0.00 0.0
2007 n/a n/a n/a n/a
2006 97 68 0.00 0.0
2005 100 63 0.00 0.0
2004 92 68 0.00 0.0
2003 89 65 0.02 0.0
2002 81 60 0.00 0.0
2001 85 61 0.00 0.0
2000 85 63 0.00 0.0
1999 90 58 0.00 0.0
1998 n/a n/a n/a n/a
1997 82 60 0.02 0.0
1996 88 60 0.00 0.0
1995 92 56 0.00 0.0
1994 83 64 0.00 0.0
1993 80 64 0.00 0.0
1992 n/a 65 0.00 0.0
1991 77 63 0.00 0.0
1990 85 65 0.00 0.0
1989 n/a 67 0.00 0.0
1988 91 65 0.00 0.0
1987 74 61 0.00 0.0
1986 n/a 65 0.00 0.0
1985 88 65 0.00 0.0
1984 89 66 0.00 0.0
1983 97 62 0.00 0.0
1982 n/a 65 0.00 0.0
1981 94 71 0.00 0.0
1980 88 60 0.00 0.0
1959 83 64 0.00 0.0
1958 89 53 0.00 0.0
1957 85 61 0.00 0.0
1956 94 57 0.00 0.0
1955 87 62 0.00 0.0
1954 82 61 0.00 0.0
1953 86 62 0.00 0.0
1952 88 58 0.00 0.0
1951 95 60 0.00 0.0
1950 88 52 0.00 0.0
1949 87 57 0.00 0.0
1948 83 53 0.00 0.0
1947 85 56 0.00 0.0
1946 95 58 0.00 0.0
1945 96 61 0.00 0.0
1944 90 54 0.00 n/a
1943 93 57 0.00 0.0
1942 95 57 0.00 n/a
1941 93 53 0.00 0.0
1940 89 50 0.00 n/a
1939 92 59 0.00 n/a
1938 85 60 0.00 n/a
1937 87 60 0.00 n/a
1936 99 64 0.00 n/a
1935 86 54 0.00 n/a
1934 86 58 0.00 n/a
1933 83 57 0.00 n/a
1932 87 53 0.00 0.0
1931 87 66 0.00 n/a
1930 81 57 0.00 n/a
1929 92 60 0.00 n/a
1928 81 62 0.00 n/a
1927 101 63 0.00 n/a
1926 86 61 0.00 n/a
1925 88 65 0.00 n/a
1924 83 60 0.00 n/a
1923 89 59 0.00 n/a
1922 89 60 0.00 n/a
1921 90 62 0.00 n/a
1920 88 60 0.00 n/a
1919 88 59 0.00 n/a
1918 85 60 0.00 n/a
1917 89 61 n/a n/a
1916 81 59 0.00 n/a
1915 96 65 n/a n/a
1914 83 59 0.00 n/a
1913 89 59 0.00 n/a
1912 85 61 0.00 n/a
1911 82 60 0.00 0.0
1910 91 63 0.00 0.0
1909 92 53 0.00 n/a
1908 90 60 0.00 n/a
1907 95 56 0.00 n/a
1906 92 63 0.00 n/a
1905 84 54 0.00 n/a
1904 89 57 0.00 n/a
1903 83 49 0.00 n/a
1902 94 53 0.00 n/a
1901 n/a n/a n/a n/a
1900 92 60 n/a n/a
1899 89 59 0.00 0.0
What's the all-time high for El Cajon on 7/21?
For the date of Jul 21, the highest temperature ever reached in El Cajon history is 106 °F which happened in 2008.
Highest Temperatures in El Cajon on July 21
Rank Temperature Year
1 106 °F 2008
2 101 °F 2016
2 101 °F 1927
4 100 °F 2005
5 99 °F 1936
6 97 °F 1983
6 97 °F 2006
8 96 °F 1915
8 96 °F 1945
10 95 °F 1907
10 95 °F 1951
10 95 °F 1942
10 95 °F 1946
What's the all-time low for El Cajon on 7/21?
For the date of Jul 21, the lowest temperature ever reached in El Cajon history is 49 °F which happened in 1903.
Lowest Temperatures in El Cajon on July 21
Rank Temperature Year
1 49 °F 1903
2 50 °F 1940
3 52 °F 1950
4 53 °F 1941
4 53 °F 1958
4 53 °F 1932
4 53 °F 1909
4 53 °F 1902
4 53 °F 1948
10 54 °F 1935
10 54 °F 1944
10 54 °F 1905
Lowest High Temperatures in El Cajon on July 21
Rank Temperature Year
1 74 °F 2013
1 74 °F 1987
3 77 °F 1991
4 80 °F 1993
5 81 °F 1928
5 81 °F 1916
5 81 °F 2002
5 81 °F 2010
5 81 °F 1930
10 82 °F 1911
10 82 °F 1997
10 82 °F 1954
What's the most it has ever rained in El Cajon on 7/21?
For the date of Jul 21, the most precipitation ever recorded in El Cajon history is 0.02 inches which has happened 2 times, most recently in 2003.
All-Time Most Precipitation in El Cajon on July 21
Rank Precipitation Year
1 0.02 inches 1997
1 0.02 inches 2003
Weather Station Details
Years Station Coordinates
1979–2024 El Cajon location
1899–1979 El Cajon 2 E location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
© H Brothers Inc, 2021–2024
Contact us | Privacy policy