Riverside July 21 Weather Records

Daily averages and all-time records for weather in Riverside, California for the date of July 21.
July 21 All-Time Records
1893–2024
Highest temperature 107 °F 1908
Lowest temperature 50 °F 1940
Lowest daily high 79 °F 2013
Highest daily low 71 °F 2021
Most precipitation none -
July 21 Average Weather
1991–2020 1
Average high 94.1 °F
Average low 64.2 °F
Chance precipitation 2.5%
Riverside July 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 97 69 0.00 n/a
2022 97 68 0.00 n/a
2021 99 71 0.00 n/a
2020 92 63 0.00 0.0
2019 98 61 0.00 n/a
2018 95 67 0.00 0.0
2017 95 62 0.00 0.0
2016 105 71 0.00 0.0
2015 84 70 0.00 0.0
2014 89 63 0.00 0.0
2013 79 66 0.00 0.0
2012 98 68 0.00 0.0
2011 92 58 0.00 n/a
2010 86 63 0.00 n/a
2009 101 71 0.00 n/a
2008 94 62 0.00 n/a
2007 n/a n/a n/a n/a
2006 105 71 0.00 n/a
2005 103 71 0.00 n/a
2004 97 65 0.00 n/a
2003 98 67 0.00 n/a
2002 85 60 0.00 n/a
2001 89 55 0.00 n/a
2000 92 58 0.00 n/a
1999 91 56 0.00 n/a
1998 94 67 0.00 0.0
1997 90 62 0.00 0.0
1996 98 63 0.00 0.0
1995 95 58 0.00 0.0
1994 94 63 0.00 0.0
1993 83 63 0.00 0.0
1992 92 64 0.00 0.0
1991 86 56 0.00 0.0
1990 96 68 0.00 0.0
1989 99 70 0.00 0.0
1988 103 63 0.00 0.0
1987 82 58 0.00 0.0
1986 n/a 67 0.00 0.0
1985 95 66 0.00 0.0
1984 91 64 0.00 0.0
1983 100 64 0.00 0.0
1982 103 67 0.00 0.0
1981 97 70 0.00 0.0
1980 96 59 0.00 0.0
1979 95 65 0.00 0.0
1978 99 60 0.00 0.0
1977 99 61 0.00 0.0
1976 91 61 0.00 0.0
1975 95 57 0.00 0.0
1974 95 63 0.00 0.0
1973 84 53 0.00 0.0
1972 85 62 0.00 0.0
1971 97 68 0.00 0.0
1970 95 65 0.00 0.0
1969 97 65 0.00 0.0
1968 98 64 0.00 0.0
1967 100 62 0.00 0.0
1966 92 59 0.00 0.0
1965 90 54 0.00 0.0
1964 92 57 0.00 0.0
1963 95 62 0.00 0.0
1962 93 62 0.00 0.0
1961 87 62 0.00 0.0
1960 103 70 0.00 0.0
1959 90 63 0.00 0.0
1958 89 54 0.00 0.0
1957 90 59 0.00 0.0
1956 97 63 0.00 0.0
1955 94 63 0.00 0.0
1954 88 64 0.00 0.0
1953 92 57 0.00 0.0
1952 95 55 0.00 0.0
1951 93 60 0.00 0.0
1950 93 56 0.00 0.0
1949 92 54 0.00 0.0
1948 92 54 0.00 0.0
1947 93 55 0.00 0.0
1946 101 59 0.00 0.0
1945 101 60 0.00 0.0
1944 94 53 0.00 0.0
1943 93 58 0.00 0.0
1942 100 57 0.00 0.0
1941 102 58 0.00 0.0
1940 94 50 0.00 0.0
1939 96 61 0.00 0.0
1938 94 60 0.00 0.0
1937 97 62 0.00 0.0
1936 100 65 0.00 0.0
1935 91 52 0.00 0.0
1934 86 57 0.00 0.0
1933 95 57 0.00 0.0
1932 91 56 0.00 0.0
1931 99 65 0.00 0.0
1930 91 56 0.00 0.0
1929 99 61 0.00 0.0
1928 88 58 0.00 0.0
1927 103 64 0.00 n/a
1926 96 56 0.00 n/a
1925 92 59 0.00 n/a
1924 90 57 0.00 n/a
1923 99 56 0.00 n/a
1922 95 57 0.00 n/a
1921 99 66 n/a n/a
1920 103 57 n/a n/a
1919 96 58 n/a n/a
1918 95 53 0.00 n/a
1917 99 60 0.00 n/a
1916 91 54 n/a n/a
1915 98 61 n/a n/a
1914 91 59 0.00 n/a
1913 95 61 0.00 n/a
1912 93 54 0.00 n/a
1911 87 59 0.00 n/a
1910 102 67 0.00 0.0
1909 94 55 0.00 n/a
1908 107 60 0.00 n/a
1907 96 57 0.00 n/a
1906 93 60 0.00 n/a
1905 85 56 0.00 n/a
1904 95 62 0.00 n/a
1903 88 53 0.00 n/a
1902 97 56 0.00 n/a
1901 n/a n/a n/a n/a
1900 n/a n/a n/a n/a
1899 n/a n/a n/a n/a
1898 n/a n/a n/a n/a
1897 n/a n/a n/a n/a
1896 n/a n/a n/a n/a
1895 91 52 0.00 n/a
1894 102 51 n/a n/a
1893 89 65 0.00 n/a
What's the all-time high for Riverside on 7/21?
For the date of Jul 21, the highest temperature ever reached in Riverside history is 107 °F which happened in 1908.
Highest Temperatures in Riverside on July 21
Rank Temperature Year
1 107 °F 1908
2 105 °F 2016
2 105 °F 2006
4 103 °F 1920
4 103 °F 1960
4 103 °F 1982
4 103 °F 2005
4 103 °F 1927
4 103 °F 1988
10 102 °F 1941
10 102 °F 1910
10 102 °F 1894
What's the all-time low for Riverside on 7/21?
For the date of Jul 21, the lowest temperature ever reached in Riverside history is 50 °F which happened in 1940.
Lowest Temperatures in Riverside on July 21
Rank Temperature Year
1 50 °F 1940
2 51 °F 1894
3 52 °F 1895
3 52 °F 1935
5 53 °F 1973
5 53 °F 1918
5 53 °F 1944
5 53 °F 1903
9 54 °F 1958
9 54 °F 1912
9 54 °F 1916
9 54 °F 1949
9 54 °F 1948
9 54 °F 1965
Lowest High Temperatures in Riverside on July 21
Rank Temperature Year
1 79 °F 2013
2 82 °F 1987
3 83 °F 1993
4 84 °F 2015
4 84 °F 1973
6 85 °F 1905
6 85 °F 1972
6 85 °F 2002
9 86 °F 1991
9 86 °F 1934
9 86 °F 2010
Weather Station Details
Years Station Coordinates
1999–2024 Riverside Municipal Airport location
1893–1998 Riverside Fire Station location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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