Riverside May 1 Weather Records

Daily averages and all-time records for weather in Riverside, California for the date of May 1.
May 1 All-Time Records
1893–2024
Highest temperature 100 °F 1947
Lowest temperature 33 °F 1915
Lowest daily high 55 °F 1915
Highest daily low 62 °F 2015
Most precipitation 1.39 inches 1930
May 1 Average Weather
1991–2020 1
Average high 79.5 °F
Average low 52.6 °F
Chance precipitation 8.8%
Riverside May 1 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 68 54 0.02 n/a
2022 78 53 0.00 n/a
2021 85 56 0.00 n/a
2020 82 58 0.00 0.0
2019 75 52 0.00 0.0
2018 56 52 0.01 0.0
2017 91 54 0.00 0.0
2016 77 51 0.00 0.0
2015 93 62 0.00 0.0
2014 94 60 0.00 0.0
2013 88 56 0.00 0.0
2012 65 57 0.00 0.0
2011 82 54 0.00 n/a
2010 77 46 0.00 n/a
2009 79 55 0.00 n/a
2008 n/a n/a n/a n/a
2007 74 53 0.00 n/a
2006 81 53 0.00 n/a
2005 74 50 0.00 n/a
2004 95 49 0.00 n/a
2003 72 43 0.00 n/a
2002 68 42 0.00 n/a
2001 82 49 0.00 n/a
2000 91 52 0.00 n/a
1999 72 41 0.00 n/a
1998 76 56 0.00 0.0
1997 82 54 0.00 0.0
1996 94 56 0.00 0.0
1995 81 59 0.00 0.0
1994 72 52 0.00 0.0
1993 94 59 0.00 0.0
1992 86 54 0.00 0.0
1991 n/a 54 0.00 0.0
1990 77 46 0.00 0.0
1989 85 52 0.00 0.0
1988 73 44 0.00 0.0
1987 76 56 0.00 0.0
1986 82 52 0.00 0.0
1985 91 48 0.00 0.0
1984 72 46 0.00 0.0
1983 67 48 0.17 0.0
1982 80 59 0.00 0.0
1981 84 57 0.00 0.0
1980 70 54 0.00 0.0
1979 73 55 0.00 0.0
1978 71 52 0.00 0.0
1977 75 54 0.00 0.0
1976 94 51 0.00 0.0
1975 73 52 0.00 0.0
1974 85 50 0.00 0.0
1973 77 49 0.00 0.0
1972 87 50 0.00 0.0
1971 77 49 0.00 0.0
1970 86 44 0.00 0.0
1969 72 55 0.00 0.0
1968 78 50 0.00 0.0
1967 77 39 0.00 0.0
1966 90 47 0.00 0.0
1965 80 51 0.00 0.0
1964 65 51 0.00 0.0
1963 78 49 0.00 0.0
1962 88 46 0.00 0.0
1961 81 48 0.00 0.0
1960 86 47 0.00 0.0
1959 77 58 0.00 0.0
1958 69 55 0.00 0.0
1957 75 46 0.00 0.0
1956 74 54 0.00 0.0
1955 60 44 0.60 0.0
1954 69 44 0.00 0.0
1953 70 45 0.00 0.0
1952 82 46 0.00 0.0
1951 65 41 0.00 0.0
1950 68 46 0.00 0.0
1949 81 44 0.00 0.0
1948 73 n/a 0.00 0.0
1947 100 n/a 0.00 0.0
1946 78 48 0.00 0.0
1945 82 53 0.00 0.0
1944 79 53 0.00 0.0
1943 92 46 0.00 0.0
1942 68 49 0.00 0.0
1941 72 45 0.90 0.0
1940 89 54 0.00 0.0
1939 85 49 0.00 0.0
1938 57 52 0.12 0.0
1937 88 42 0.00 0.0
1936 76 45 0.00 0.0
1935 62 42 0.02 0.0
1934 79 50 0.00 0.0
1933 66 39 0.00 0.0
1932 79 45 0.00 0.0
1931 70 57 0.00 0.0
1930 68 44 1.39 0.0
1929 96 54 0.00 0.0
1928 89 50 0.00 0.0
1927 82 46 0.00 n/a
1926 66 57 0.06 n/a
1925 87 44 n/a n/a
1924 80 49 n/a n/a
1923 84 43 0.00 n/a
1922 76 51 n/a n/a
1921 79 49 n/a n/a
1920 75 51 n/a n/a
1919 82 54 n/a n/a
1918 96 49 0.00 n/a
1917 81 43 0.00 n/a
1916 92 42 0.00 n/a
1915 55 33 0.22 n/a
1914 63 43 0.00 n/a
1913 71 38 0.00 n/a
1912 72 46 0.00 n/a
1911 82 40 0.00 n/a
1910 69 49 0.00 0.0
1909 83 47 0.00 n/a
1908 71 52 0.00 n/a
1907 78 50 0.00 n/a
1906 75 41 0.00 n/a
1905 70 54 0.00 n/a
1904 63 44 0.04 n/a
1903 80 47 0.00 n/a
1902 71 53 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 66 50 0.00 n/a
1894 87 41 n/a n/a
1893 81 50 0.00 n/a
What's the all-time high for Riverside on 5/1?
For the date of May 1, the highest temperature ever reached in Riverside history is 100 °F which happened in 1947.
Highest Temperatures in Riverside on May 1
Rank Temperature Year
1 100 °F 1947
2 96 °F 1918
2 96 °F 1929
4 95 °F 2004
5 94 °F 1976
5 94 °F 2014
5 94 °F 1996
5 94 °F 1993
9 93 °F 2015
10 92 °F 1943
10 92 °F 1916
What's the all-time low for Riverside on 5/1?
For the date of May 1, the lowest temperature ever reached in Riverside history is 33 °F which happened in 1915.
Lowest Temperatures in Riverside on May 1
Rank Temperature Year
1 33 °F 1915
2 38 °F 1913
3 39 °F 1933
3 39 °F 1967
5 40 °F 1911
6 41 °F 1999
6 41 °F 1951
6 41 °F 1906
6 41 °F 1894
10 42 °F 1916
10 42 °F 1937
10 42 °F 1935
10 42 °F 2002
Lowest High Temperatures in Riverside on May 1
Rank Temperature Year
1 55 °F 1915
2 56 °F 2018
3 57 °F 1938
4 60 °F 1955
5 62 °F 1935
6 63 °F 1904
6 63 °F 1914
8 65 °F 2012
8 65 °F 1951
8 65 °F 1964
What's the most it has ever rained in Riverside on 5/1?
For the date of May 1, the most precipitation ever recorded in Riverside history is 1.39 inches which happened in 1930.
All-Time Most Precipitation in Riverside on May 1
Rank Precipitation Year
1 1.39 inches 1930
2 0.90 inches 1941
3 0.60 inches 1955
4 0.22 inches 1915
5 0.17 inches 1983
6 0.12 inches 1938
7 0.06 inches 1926
8 0.04 inches 1904
9 0.02 inches 2023
9 0.02 inches 1935
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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