Riverside December 31 Weather Records

Daily averages and all-time records for weather in Riverside, California for the date of December 31 (New Year's Eve).
December 31 All-Time Records
1893–2024
Highest temperature 91 °F 1917
Lowest temperature 25 °F 1918
Lowest daily high 49 °F 1936
Highest daily low 55 °F 1913
Most precipitation 1.40 inches 1909
December 31 Average Weather
1991–2020 1
Average high 67.5 °F
Average low 42.3 °F
Chance precipitation 19.0%
Riverside December 31 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 61 46 0.00 0.0
2022 60 53 0.75 n/a
2021 61 43 0.00 n/a
2020 64 36 0.00 n/a
2019 67 46 0.00 0.0
2018 58 40 0.00 0.0
2017 72 45 0.00 n/a
2016 57 46 0.76 n/a
2015 62 38 0.00 0.0
2014 51 33 0.00 0.0
2013 73 39 0.00 0.0
2012 58 34 0.00 0.0
2011 83 43 0.00 0.0
2010 55 31 0.00 n/a
2009 69 41 0.00 n/a
2008 70 44 0.00 n/a
2007 n/a n/a n/a n/a
2006 63 32 0.00 n/a
2005 60 41 0.25 n/a
2004 56 40 0.31 n/a
2003 65 36 0.00 n/a
2002 61 39 0.00 n/a
2001 61 46 0.00 n/a
2000 79 35 0.00 n/a
1999 55 43 0.31 n/a
1998 69 43 0.00 0.0
1997 82 51 0.00 0.0
1996 69 53 0.00 0.0
1995 71 44 0.00 0.0
1994 63 38 0.00 0.0
1993 78 39 0.00 0.0
1992 66 36 0.00 0.0
1991 66 37 0.00 0.0
1990 59 40 0.00 0.0
1989 78 37 0.00 0.0
1988 53 32 0.05 0.0
1987 60 32 0.00 0.0
1986 67 33 0.00 0.0
1985 65 46 0.00 0.0
1984 70 35 0.00 0.0
1983 76 46 0.00 0.0
1982 n/a n/a 0.00 0.0
1981 58 50 0.05 0.0
1980 79 44 0.00 0.0
1979 72 44 0.00 0.0
1978 63 34 0.00 0.0
1977 60 50 0.00 0.0
1976 58 45 0.08 0.0
1975 57 46 0.00 0.0
1974 53 39 0.00 0.0
1973 65 39 0.00 0.0
1972 60 27 0.00 0.0
1971 58 45 0.00 0.0
1970 76 43 0.00 0.0
1969 67 28 0.00 0.0
1968 75 37 0.00 0.0
1967 69 41 0.00 0.0
1966 66 32 0.00 0.0
1965 54 40 0.09 0.0
1964 56 35 0.01 0.0
1963 80 36 0.00 0.0
1962 67 31 0.00 0.0
1961 77 43 0.00 0.0
1960 64 32 0.00 0.0
1959 56 42 0.00 0.0
1958 75 53 0.00 0.0
1957 74 44 0.00 0.0
1956 71 38 0.00 0.0
1955 59 28 0.00 0.0
1954 58 31 0.00 0.0
1953 70 29 0.00 0.0
1952 54 36 0.43 0.0
1951 52 33 0.00 0.0
1950 59 41 0.00 0.0
1949 74 30 0.00 0.0
1948 65 42 0.00 0.0
1947 61 36 0.00 0.0
1946 64 45 0.00 0.0
1945 87 46 0.00 0.0
1944 65 29 0.00 0.0
1943 59 40 0.65 0.0
1942 82 38 0.00 0.0
1941 56 39 0.21 0.0
1940 67 46 0.15 0.0
1939 78 40 0.00 0.0
1938 77 39 0.00 0.0
1937 75 41 0.00 0.0
1936 49 45 1.36 0.0
1935 62 48 0.00 0.0
1934 55 30 0.00 0.0
1933 55 49 0.57 n/a
1932 71 35 0.00 0.0
1931 61 33 0.00 n/a
1930 64 27 0.00 n/a
1929 71 38 0.00 0.0
1928 71 32 0.00 n/a
1927 62 46 0.00 n/a
1926 78 35 n/a n/a
1925 72 50 n/a n/a
1924 68 43 n/a n/a
1923 56 33 0.29 n/a
1922 60 37 n/a n/a
1921 70 50 n/a n/a
1920 70 42 n/a n/a
1919 69 31 n/a n/a
1918 56 25 n/a n/a
1917 91 40 n/a n/a
1916 64 30 0.00 n/a
1915 49 34 0.04 0.0
1914 72 43 0.00 n/a
1913 61 55 0.11 n/a
1912 68 32 0.00 n/a
1911 58 28 0.00 0.0
1910 58 28 0.00 n/a
1909 60 52 1.40 n/a
1908 71 37 0.00 0.0
1907 62 45 0.10 n/a
1906 55 37 0.58 n/a
1905 55 35 0.18 n/a
1904 56 48 0.85 n/a
1903 70 30 0.00 n/a
1902 66 26 0.00 n/a
1901 79 33 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 70 32 0.00 n/a
1894 62 49 0.00 n/a
1893 62 34 0.00 n/a
What's the all-time high for Riverside on 12/31?
For the date of Dec 31, the highest temperature ever reached in Riverside history is 91 °F which happened in 1917.
Highest Temperatures in Riverside on December 31
Rank Temperature Year
1 91 °F 1917
2 87 °F 1945
3 83 °F 2011
4 82 °F 1942
4 82 °F 1997
6 80 °F 1963
7 79 °F 2000
7 79 °F 1980
7 79 °F 1901
10 78 °F 1939
10 78 °F 1993
10 78 °F 1926
10 78 °F 1989
What's the all-time low for Riverside on 12/31?
For the date of Dec 31, the lowest temperature ever reached in Riverside history is 25 °F which happened in 1918.
Lowest Temperatures in Riverside on December 31
Rank Temperature Year
1 25 °F 1918
2 26 °F 1902
3 27 °F 1930
3 27 °F 1972
5 28 °F 1910
5 28 °F 1955
5 28 °F 1969
5 28 °F 1911
9 29 °F 1953
9 29 °F 1944
Lowest High Temperatures in Riverside on December 31
Rank Temperature Year
1 49 °F 1915
1 49 °F 1936
3 51 °F 2014
4 52 °F 1951
5 53 °F 1974
5 53 °F 1988
7 54 °F 1952
7 54 °F 1965
9 55 °F 1933
9 55 °F 2010
9 55 °F 1999
9 55 °F 1906
9 55 °F 1934
9 55 °F 1905
What's the most it has ever rained in Riverside on 12/31?
For the date of Dec 31, the most precipitation ever recorded in Riverside history is 1.40 inches which happened in 1909.
All-Time Most Precipitation in Riverside on December 31
Rank Precipitation Year
1 1.40 inches 1909
2 1.36 inches 1936
3 0.85 inches 1904
4 0.76 inches 2016
5 0.75 inches 2022
6 0.65 inches 1943
7 0.58 inches 1906
8 0.57 inches 1933
9 0.43 inches 1952
10 0.31 inches 2004
10 0.31 inches 1999
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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