Riverside September 25 Weather Records

Daily averages and all-time records for weather in Riverside, California for the date of September 25.
September 25 All-Time Records
1893–2024
Highest temperature 108 °F 2010
Lowest temperature 41 °F 1934
Lowest daily high 69 °F 1908
Highest daily low 71 °F 1982
Most precipitation 0.50 inches 1997
September 25 Average Weather
1991–2020 1
Average high 89.5 °F
Average low 59.4 °F
Chance precipitation 2.3%
Riverside September 25 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 87 57 0.00 n/a
2022 98 67 0.00 n/a
2021 87 63 0.00 n/a
2020 91 60 0.00 0.0
2019 93 63 0.00 0.0
2018 83 61 0.00 0.0
2017 89 56 0.00 0.0
2016 99 60 0.00 0.0
2015 99 69 0.00 0.0
2014 96 67 0.00 0.0
2013 82 56 0.00 0.0
2012 87 61 0.00 0.0
2011 74 61 0.00 n/a
2010 108 61 0.00 n/a
2009 105 66 0.00 n/a
2008 101 66 0.00 n/a
2007 n/a n/a n/a n/a
2006 93 52 0.00 n/a
2005 88 49 0.00 n/a
2004 97 55 0.00 n/a
2003 90 58 0.00 n/a
2002 94 62 0.00 n/a
2001 99 60 0.00 n/a
2000 95 52 0.00 n/a
1999 87 59 0.00 n/a
1998 78 60 0.00 0.0
1997 95 67 0.50 0.0
1996 n/a n/a 0.00 0.0
1995 89 60 0.00 0.0
1994 97 58 0.00 0.0
1993 100 54 0.00 0.0
1992 n/a n/a n/a n/a
1991 100 67 0.00 0.0
1990 88 n/a 0.00 0.0
1989 95 65 0.00 0.0
1988 82 52 0.00 0.0
1987 90 63 0.00 0.0
1986 73 51 0.22 0.0
1985 93 58 0.00 0.0
1984 96 66 0.02 0.0
1983 89 59 0.00 0.0
1982 92 71 0.00 0.0
1981 80 57 0.00 0.0
1980 95 55 0.00 0.0
1979 94 63 0.00 0.0
1978 105 62 0.00 0.0
1977 85 52 0.00 0.0
1976 73 67 0.00 0.0
1975 100 56 0.00 0.0
1974 86 65 0.00 0.0
1973 90 54 0.00 0.0
1972 78 59 0.00 0.0
1971 83 52 0.00 0.0
1970 89 52 0.00 0.0
1969 84 58 0.00 0.0
1968 102 53 0.00 0.0
1967 81 65 0.00 0.0
1966 90 55 0.00 0.0
1965 82 59 0.00 0.0
1964 n/a 59 0.15 0.0
1963 106 59 0.00 0.0
1962 90 62 0.00 0.0
1961 92 49 0.00 0.0
1960 103 56 0.00 0.0
1959 85 54 0.00 0.0
1958 92 52 0.00 0.0
1957 n/a 57 0.00 0.0
1956 100 58 0.00 0.0
1955 80 47 0.00 0.0
1954 102 53 0.00 0.0
1953 94 46 0.00 0.0
1952 97 60 0.00 0.0
1951 82 58 0.00 0.0
1950 82 48 0.00 0.0
1949 85 50 0.00 0.0
1948 76 50 0.00 0.0
1947 101 56 0.00 0.0
1946 103 54 0.00 0.0
1945 95 46 0.00 0.0
1944 98 57 0.00 0.0
1943 83 61 0.00 0.0
1942 90 55 0.00 0.0
1941 86 45 0.00 0.0
1940 92 51 0.00 0.0
1939 88 65 0.23 0.0
1938 92 50 0.00 0.0
1937 94 51 0.00 0.0
1936 107 54 0.00 0.0
1935 85 53 0.00 0.0
1934 71 41 0.00 0.0
1933 74 52 0.00 0.0
1932 93 50 0.00 0.0
1931 97 67 0.00 0.0
1930 78 46 0.00 0.0
1929 80 51 0.00 0.0
1928 78 57 0.00 0.0
1927 79 54 0.00 n/a
1926 86 53 0.00 n/a
1925 97 49 0.00 n/a
1924 82 47 0.00 n/a
1923 79 43 0.00 n/a
1922 104 55 0.00 n/a
1921 108 53 n/a n/a
1920 83 44 0.00 n/a
1919 102 53 n/a n/a
1918 89 48 0.00 n/a
1917 95 44 n/a n/a
1916 76 49 0.00 n/a
1915 71 51 0.00 n/a
1914 100 60 0.00 n/a
1913 90 45 n/a n/a
1912 97 48 0.00 n/a
1911 86 48 0.00 0.0
1910 87 50 0.00 n/a
1909 76 50 0.00 n/a
1908 69 57 0.04 n/a
1907 85 50 0.00 n/a
1906 87 47 0.00 n/a
1905 95 57 0.00 n/a
1904 77 56 0.00 n/a
1903 80 54 0.00 n/a
1902 86 49 0.00 n/a
1901 n/a n/a 0.00 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 102 50 n/a n/a
1894 97 49 n/a n/a
1893 93 50 n/a n/a
What's the all-time high for Riverside on 9/25?
For the date of Sep 25, the highest temperature ever reached in Riverside history is 108 °F which has happened 2 times, most recently in 2010.
Highest Temperatures in Riverside on September 25
Rank Temperature Year
1 108 °F 1921
1 108 °F 2010
3 107 °F 1936
4 106 °F 1963
5 105 °F 2009
5 105 °F 1978
7 104 °F 1922
8 103 °F 1960
8 103 °F 1946
10 102 °F 1895
10 102 °F 1954
10 102 °F 1968
10 102 °F 1919
What's the all-time low for Riverside on 9/25?
For the date of Sep 25, the lowest temperature ever reached in Riverside history is 41 °F which happened in 1934.
Lowest Temperatures in Riverside on September 25
Rank Temperature Year
1 41 °F 1934
2 43 °F 1923
3 44 °F 1920
3 44 °F 1917
5 45 °F 1941
5 45 °F 1913
7 46 °F 1945
7 46 °F 1953
7 46 °F 1930
10 47 °F 1955
10 47 °F 1924
10 47 °F 1906
Lowest High Temperatures in Riverside on September 25
Rank Temperature Year
1 69 °F 1908
2 71 °F 1934
2 71 °F 1915
4 73 °F 1986
4 73 °F 1976
6 74 °F 1933
6 74 °F 2011
8 76 °F 1916
8 76 °F 1948
8 76 °F 1909
What's the most it has ever rained in Riverside on 9/25?
For the date of Sep 25, the most precipitation ever recorded in Riverside history is 0.50 inches which happened in 1997.
All-Time Most Precipitation in Riverside on September 25
Rank Precipitation Year
1 0.50 inches 1997
2 0.23 inches 1939
3 0.22 inches 1986
4 0.15 inches 1964
5 0.04 inches 1908
6 0.02 inches 1984
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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