Vacaville December 20 Weather Records

Daily averages and all-time records for weather in Vacaville, California for the date of December 20.
December 20 All-Time Records
1893–2024
Highest temperature 76 °F 1999
Lowest temperature 17 °F 1990
Lowest daily high 38 °F 1956
Highest daily low 54 °F 1981
Most precipitation 2.50 inches 1969
December 20 Average Weather
1991–2020 1
Average high 56.7 °F
Average low 37.6 °F
Chance precipitation 34.1%
Vacaville December 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 57 50 0.29 n/a
2022 55 38 0.00 n/a
2021 47 42 0.00 n/a
2020 60 29 0.00 n/a
2019 57 39 0.00 n/a
2018 54 40 0.02 n/a
2017 59 35 0.04 n/a
2016 58 31 0.00 n/a
2015 50 33 0.37 n/a
2014 57 52 0.00 n/a
2013 67 35 0.00 n/a
2012 54 26 0.00 n/a
2011 53 31 0.00 n/a
2010 52 43 0.31 n/a
2009 51 47 0.02 n/a
2008 53 32 n/a n/a
2007 56 37 0.33 n/a
2006 52 26 0.00 n/a
2005 60 44 0.10 n/a
2004 43 39 0.01 n/a
2003 53 47 0.27 n/a
2002 51 42 0.73 n/a
2001 51 42 0.38 n/a
2000 61 36 0.00 n/a
1999 76 41 0.00 n/a
1998 49 34 0.00 0.0
1997 56 33 0.00 0.0
1996 45 35 0.00 0.0
1995 55 35 0.00 0.0
1994 48 41 0.00 0.0
1993 n/a 31 0.00 0.0
1992 48 35 0.00 0.0
1991 54 32 0.00 0.0
1990 45 17 0.00 0.0
1989 n/a n/a n/a n/a
1988 59 42 0.07 n/a
1987 50 30 0.00 0.0
1986 64 37 0.00 0.0
1985 n/a n/a n/a n/a
1984 56 29 0.00 0.0
1983 54 32 0.00 0.0
1982 52 41 0.25 0.0
1981 64 54 1.48 0.0
1980 58 39 0.00 0.0
1979 50 44 0.22 0.0
1978 49 25 0.00 0.0
1977 52 38 0.00 0.0
1976 66 31 0.00 0.0
1975 62 27 0.00 0.0
1974 43 38 0.00 0.0
1973 47 40 0.01 0.0
1972 59 49 0.00 0.0
1971 48 25 0.00 0.0
1970 52 30 0.22 0.0
1969 61 53 2.50 0.0
1968 46 30 0.00 0.0
1967 49 27 0.00 0.0
1966 43 38 0.00 0.0
1965 n/a 25 0.00 0.0
1964 62 50 0.26 0.0
1963 57 35 0.15 0.0
1962 55 33 0.00 0.0
1961 58 50 0.05 0.0
1960 54 35 0.00 0.0
1959 55 37 0.00 0.0
1958 55 38 0.00 0.0
1957 55 45 0.01 0.0
1956 38 28 0.00 0.0
1955 61 52 0.59 0.0
1954 40 33 0.00 0.0
1953 62 48 0.02 0.0
1952 53 34 0.03 0.0
1951 51 31 0.00 0.0
1950 63 41 0.00 0.0
1949 53 30 0.00 0.0
1948 42 40 0.00 0.0
1947 51 30 0.42 0.0
1946 40 31 0.00 0.0
1945 46 37 0.16 0.0
1944 63 39 0.00 0.0
1943 57 34 0.00 0.0
1942 45 40 0.21 n/a
1941 60 44 0.05 n/a
1940 59 48 0.14 n/a
1939 63 34 0.00 n/a
1938 53 48 0.33 n/a
1937 72 32 0.00 n/a
1936 50 32 0.10 n/a
1935 68 29 0.00 n/a
1934 48 44 0.00 n/a
1933 50 35 0.00 n/a
1932 44 39 0.00 n/a
1931 63 36 0.31 0.0
1930 58 41 0.00 n/a
1929 67 48 n/a n/a
1928 60 24 0.00 n/a
1927 52 29 0.00 n/a
1926 45 30 0.00 n/a
1925 50 48 0.00 n/a
1924 48 23 0.00 0.0
1923 59 28 0.00 n/a
1922 58 34 0.00 n/a
1921 57 43 0.44 n/a
1920 55 31 0.00 n/a
1919 57 39 0.00 0.0
1918 n/a n/a n/a n/a
1917 n/a n/a n/a n/a
1916 56 39 0.00 n/a
1915 62 32 0.00 n/a
1914 61 n/a 0.01 n/a
1913 n/a 50 0.29 n/a
1912 61 40 0.00 0.0
1911 54 38 0.00 0.0
1910 60 39 n/a 0.0
1909 42 39 0.12 n/a
1908 40 32 0.00 n/a
1907 54 34 0.00 n/a
1906 46 40 0.00 n/a
1905 56 48 0.04 n/a
1904 41 36 0.01 n/a
1903 n/a n/a 0.00 n/a
1902 n/a n/a 0.00 n/a
1901 n/a n/a n/a n/a
1900 n/a n/a 0.12 n/a
1899 n/a n/a n/a n/a
1898 n/a n/a 0.14 n/a
1897 n/a n/a 0.00 n/a
1896 n/a n/a 0.00 n/a
1895 n/a n/a 0.20 n/a
1894 n/a n/a 1.51 n/a
1893 n/a n/a 0.07 n/a
What's the all-time high for Vacaville on 12/20?
For the date of Dec 20, the highest temperature ever reached in Vacaville history is 76 °F which happened in 1999.
Highest Temperatures in Vacaville on December 20
Rank Temperature Year
1 76 °F 1999
2 72 °F 1937
3 68 °F 1935
4 67 °F 1929
4 67 °F 2013
6 66 °F 1976
7 64 °F 1986
7 64 °F 1981
9 63 °F 1950
9 63 °F 1944
9 63 °F 1939
9 63 °F 1931
What's the all-time low for Vacaville on 12/20?
For the date of Dec 20, the lowest temperature ever reached in Vacaville history is 17 °F which happened in 1990.
Lowest Temperatures in Vacaville on December 20
Rank Temperature Year
1 17 °F 1990
2 23 °F 1924
3 24 °F 1928
4 25 °F 1971
4 25 °F 1978
4 25 °F 1965
7 26 °F 2006
7 26 °F 2012
9 27 °F 1967
9 27 °F 1975
Lowest High Temperatures in Vacaville on December 20
Rank Temperature Year
1 38 °F 1956
2 40 °F 1954
2 40 °F 1908
2 40 °F 1946
5 41 °F 1904
6 42 °F 1948
6 42 °F 1909
8 43 °F 1966
8 43 °F 2004
8 43 °F 1974
What's the most it has ever rained in Vacaville on 12/20?
For the date of Dec 20, the most precipitation ever recorded in Vacaville history is 2.50 inches which happened in 1969.
All-Time Most Precipitation in Vacaville on December 20
Rank Precipitation Year
1 2.50 inches 1969
2 1.51 inches 1894
3 1.48 inches 1981
4 0.73 inches 2002
5 0.59 inches 1955
6 0.44 inches 1921
7 0.42 inches 1947
8 0.38 inches 2001
9 0.37 inches 2015
10 0.33 inches 1938
10 0.33 inches 2007
Weather Station Details
Years Station Coordinates
1999–2024 Vacaville Nut Tree Airport location
1893–1998 Vacaville location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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