Riverside May 9 Weather Records

Daily averages and all-time records for weather in Riverside, California for the date of May 9.
May 9 All-Time Records
1893–2024
Highest temperature 103 °F 1940
Lowest temperature 35 °F 1950
Lowest daily high 57 °F 1922
Highest daily low 62 °F 1987
Most precipitation 0.66 inches 1922
May 9 Average Weather
1991–2020 1
Average high 80.1 °F
Average low 53.9 °F
Chance precipitation 7.6%
Riverside May 9 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 73 50 0.00 n/a
2022 71 53 0.00 n/a
2021 75 55 0.00 n/a
2020 86 59 0.00 0.0
2019 66 56 0.00 0.0
2018 88 56 0.00 0.0
2017 73 53 0.00 0.0
2016 74 57 0.00 0.0
2015 68 55 0.00 0.0
2014 77 53 0.00 0.0
2013 78 52 0.00 0.0
2012 92 57 0.00 0.0
2011 69 53 0.00 n/a
2010 72 52 0.00 n/a
2009 86 56 0.00 n/a
2008 n/a n/a n/a n/a
2007 93 55 0.00 n/a
2006 73 57 0.00 n/a
2005 69 50 0.00 n/a
2004 88 52 0.00 n/a
2003 70 46 0.00 n/a
2002 81 48 0.00 n/a
2001 92 55 0.00 n/a
2000 82 55 0.00 n/a
1999 68 55 0.00 n/a
1998 72 50 0.00 0.0
1997 93 57 0.00 0.0
1996 82 55 0.00 0.0
1995 76 46 0.00 0.0
1994 75 51 0.00 0.0
1993 96 56 0.00 0.0
1992 75 61 0.00 0.0
1991 77 55 0.00 0.0
1990 80 54 0.00 0.0
1989 82 59 0.00 0.0
1988 85 48 0.00 0.0
1987 88 62 0.00 0.0
1986 88 44 0.00 0.0
1985 72 53 0.00 0.0
1984 98 55 0.00 0.0
1983 76 54 0.00 0.0
1982 67 52 0.05 0.0
1981 97 54 0.00 0.0
1980 75 56 0.00 0.0
1979 75 43 0.00 0.0
1978 89 53 0.00 0.0
1977 60 49 0.55 0.0
1976 86 52 0.00 0.0
1975 87 48 0.00 0.0
1974 70 57 0.00 0.0
1973 91 51 0.00 0.0
1972 76 47 0.00 0.0
1971 77 47 0.00 0.0
1970 76 49 0.00 0.0
1969 93 53 0.00 0.0
1968 75 50 0.00 0.0
1967 78 52 0.00 0.0
1966 63 55 0.12 0.0
1965 81 45 0.00 0.0
1964 86 44 0.00 0.0
1963 77 52 0.00 0.0
1962 81 48 0.00 0.0
1961 90 50 0.00 0.0
1960 91 54 0.00 0.0
1959 79 55 0.00 0.0
1958 73 61 0.00 0.0
1957 70 51 0.00 0.0
1956 69 52 0.22 0.0
1955 77 44 0.00 0.0
1954 69 55 0.00 0.0
1953 71 42 0.00 0.0
1952 75 44 0.00 0.0
1951 86 45 0.00 0.0
1950 87 35 0.00 0.0
1949 75 45 0.00 0.0
1948 75 43 0.00 0.0
1947 78 47 0.00 0.0
1946 72 55 0.01 0.0
1945 76 58 0.00 0.0
1944 74 50 0.00 0.0
1943 89 45 0.00 0.0
1942 74 46 0.00 0.0
1941 95 55 0.00 0.0
1940 103 54 0.00 0.0
1939 81 46 0.00 0.0
1938 84 45 0.00 0.0
1937 80 51 0.00 0.0
1936 92 45 0.00 0.0
1935 73 48 0.00 0.0
1934 85 52 0.00 0.0
1933 69 44 0.00 0.0
1932 85 45 0.00 0.0
1931 84 56 0.00 0.0
1930 69 38 n/a 0.0
1929 83 47 0.00 0.0
1928 58 52 0.02 0.0
1927 78 47 0.00 n/a
1926 76 43 0.00 n/a
1925 74 56 n/a n/a
1924 84 50 n/a n/a
1923 102 62 0.00 n/a
1922 57 47 0.66 n/a
1921 68 53 n/a n/a
1920 67 52 0.04 n/a
1919 75 47 n/a n/a
1918 70 45 0.01 n/a
1917 64 53 0.03 n/a
1916 87 45 0.00 n/a
1915 71 48 0.00 n/a
1914 72 50 0.00 n/a
1913 79 43 0.00 n/a
1912 65 50 0.01 n/a
1911 79 44 0.00 n/a
1910 85 50 0.00 0.0
1909 76 47 0.00 n/a
1908 78 39 0.00 n/a
1907 81 44 0.00 n/a
1906 78 54 0.00 n/a
1905 62 46 0.00 n/a
1904 77 47 0.00 n/a
1903 69 53 0.00 n/a
1902 88 46 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 88 51 0.00 n/a
1894 84 50 n/a n/a
1893 75 54 0.00 n/a
What's the all-time high for Riverside on 5/9?
For the date of May 9, the highest temperature ever reached in Riverside history is 103 °F which happened in 1940.
Highest Temperatures in Riverside on May 9
Rank Temperature Year
1 103 °F 1940
2 102 °F 1923
3 98 °F 1984
4 97 °F 1981
5 96 °F 1993
6 95 °F 1941
7 93 °F 2007
7 93 °F 1969
7 93 °F 1997
10 92 °F 2012
10 92 °F 2001
10 92 °F 1936
What's the all-time low for Riverside on 5/9?
For the date of May 9, the lowest temperature ever reached in Riverside history is 35 °F which happened in 1950.
Lowest Temperatures in Riverside on May 9
Rank Temperature Year
1 35 °F 1950
2 38 °F 1930
3 39 °F 1908
4 42 °F 1953
5 43 °F 1948
5 43 °F 1926
5 43 °F 1979
5 43 °F 1913
9 44 °F 1911
9 44 °F 1964
9 44 °F 1952
9 44 °F 1933
9 44 °F 1907
9 44 °F 1986
9 44 °F 1955
Lowest High Temperatures in Riverside on May 9
Rank Temperature Year
1 57 °F 1922
2 58 °F 1928
3 60 °F 1977
4 62 °F 1905
5 63 °F 1966
6 64 °F 1917
7 65 °F 1912
8 66 °F 2019
9 67 °F 1982
9 67 °F 1920
What's the most it has ever rained in Riverside on 5/9?
For the date of May 9, the most precipitation ever recorded in Riverside history is 0.66 inches which happened in 1922.
All-Time Most Precipitation in Riverside on May 9
Rank Precipitation Year
1 0.66 inches 1922
2 0.55 inches 1977
3 0.22 inches 1956
4 0.12 inches 1966
5 0.05 inches 1982
6 0.04 inches 1920
7 0.03 inches 1917
8 0.02 inches 1928
9 0.01 inches 1946
9 0.01 inches 1918
9 0.01 inches 1912
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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