San Jose December 20 Weather Records

Daily averages and all-time records for weather in San Jose, California for the date of December 20.
December 20 All-Time Records
1893–2024
Highest temperature 75 °F 1999
Lowest temperature 26 °F 1908
Lowest daily high 43 °F 1990
Highest daily low 58 °F 1981
Most precipitation 0.74 inches 2023
December 20 Average Weather
1991–2020 1
Average high 58.9 °F
Average low 41.8 °F
Chance precipitation 31.5%
San Jose December 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 60 53 0.74 n/a
2022 58 44 0.00 n/a
2021 57 38 0.00 n/a
2020 62 35 0.00 n/a
2019 65 45 0.00 n/a
2018 55 46 0.00 n/a
2017 56 41 0.07 n/a
2016 60 35 0.00 n/a
2015 54 37 0.00 n/a
2014 62 54 0.06 n/a
2013 60 35 0.00 n/a
2012 59 36 0.00 n/a
2011 60 34 0.00 n/a
2010 53 47 0.00 n/a
2009 69 42 0.02 n/a
2008 52 33 0.00 n/a
2007 55 42 0.23 n/a
2006 54 33 0.00 n/a
2005 70 49 0.00 n/a
2004 51 39 0.00 n/a
2003 60 52 0.61 n/a
2002 54 44 0.66 n/a
2001 51 47 0.57 n/a
2000 62 39 0.00 n/a
1999 75 48 0.00 n/a
1998 49 36 0.06 0.0
1997 59 39 0.02 0.0
1996 57 36 0.00 0.0
1995 58 47 0.00 0.0
1994 53 39 0.00 0.0
1993 n/a 32 0.00 0.0
1992 57 32 0.00 0.0
1991 57 39 0.00 0.0
1990 43 32 0.00 0.0
1989 53 39 0.00 0.0
1988 50 44 0.70 0.0
1987 56 36 0.00 0.0
1986 57 44 0.00 0.0
1985 60 35 0.00 0.0
1984 55 34 0.02 0.0
1983 56 44 0.00 0.0
1982 60 46 0.05 0.0
1981 65 58 0.11 0.0
1980 63 46 0.00 0.0
1979 58 45 0.13 0.0
1978 52 32 0.00 0.0
1977 55 39 0.00 0.0
1976 58 36 0.00 0.0
1975 58 33 0.00 0.0
1974 53 37 0.00 0.0
1973 61 40 0.00 0.0
1972 62 55 0.00 0.0
1971 53 32 0.00 0.0
1970 49 34 0.03 0.0
1969 66 58 0.07 0.0
1968 49 35 0.00 0.0
1967 47 32 0.00 0.0
1966 52 40 0.00 0.0
1965 54 27 0.00 0.0
1964 65 53 0.30 0.0
1963 n/a n/a n/a n/a
1962 59 42 0.01 0.0
1961 67 50 0.00 0.0
1960 66 40 0.00 0.0
1959 56 43 0.00 0.0
1958 62 43 0.00 0.0
1957 62 45 0.00 0.0
1956 55 35 0.00 0.0
1955 62 57 0.14 0.0
1954 55 35 0.00 0.0
1953 63 55 0.03 0.0
1952 55 46 0.04 0.0
1951 55 33 0.00 0.0
1950 57 52 0.00 0.0
1949 51 36 0.00 0.0
1948 50 32 0.00 0.0
1947 58 49 0.39 0.0
1946 52 37 0.00 0.0
1945 64 43 0.07 0.0
1944 70 52 0.00 0.0
1943 59 53 0.15 0.0
1942 50 43 0.02 n/a
1941 58 46 0.25 0.0
1940 64 56 0.00 n/a
1939 61 40 0.00 n/a
1938 52 48 0.01 n/a
1937 64 41 0.00 n/a
1936 58 38 0.01 0.0
1935 67 34 0.00 n/a
1934 50 42 0.00 0.0
1933 60 37 0.00 n/a
1932 56 34 0.00 0.0
1931 53 47 0.24 0.0
1930 58 32 0.00 n/a
1929 71 48 0.00 n/a
1928 56 28 0.00 n/a
1927 59 34 0.00 n/a
1926 59 33 0.04 n/a
1925 57 37 0.00 n/a
1924 53 29 0.06 n/a
1923 59 32 0.00 n/a
1922 60 35 0.00 n/a
1921 59 48 0.29 n/a
1920 54 36 0.00 n/a
1919 62 40 0.00 n/a
1918 55 44 0.46 n/a
1917 62 39 0.00 n/a
1916 55 38 0.00 n/a
1915 61 35 0.00 n/a
1914 49 35 0.00 n/a
1913 53 40 0.02 n/a
1912 58 36 0.00 n/a
1911 54 33 0.00 n/a
1910 56 42 n/a n/a
1909 45 39 0.18 n/a
1908 46 26 0.00 n/a
1907 57 39 0.00 n/a
1906 49 39 0.00 n/a
1905 n/a n/a 0.51 n/a
1904 53 30 0.00 n/a
1903 60 42 0.00 n/a
1902 n/a n/a 0.00 n/a
1901 68 32 0.00 n/a
1900 n/a n/a 0.00 n/a
1899 n/a n/a 0.00 n/a
1898 n/a n/a 0.05 n/a
1897 n/a n/a n/a n/a
1896 58 29 0.00 n/a
1895 53 44 0.33 n/a
1894 56 42 0.11 n/a
1893 55 47 0.00 n/a
What's the all-time high for San Jose on 12/20?
For the date of Dec 20, the highest temperature ever reached in San Jose history is 75 °F which happened in 1999.
Highest Temperatures in San Jose on December 20
Rank Temperature Year
1 75 °F 1999
2 71 °F 1929
3 70 °F 1944
3 70 °F 2005
5 69 °F 2009
6 68 °F 1901
7 67 °F 1961
7 67 °F 1935
9 66 °F 1960
9 66 °F 1969
What's the all-time low for San Jose on 12/20?
For the date of Dec 20, the lowest temperature ever reached in San Jose history is 26 °F which happened in 1908.
Lowest Temperatures in San Jose on December 20
Rank Temperature Year
1 26 °F 1908
2 27 °F 1965
3 28 °F 1928
4 29 °F 1924
4 29 °F 1896
6 30 °F 1904
7 32 °F 1901
7 32 °F 1990
7 32 °F 1967
7 32 °F 1993
7 32 °F 1930
7 32 °F 1992
7 32 °F 1923
7 32 °F 1978
7 32 °F 1948
7 32 °F 1971
Lowest High Temperatures in San Jose on December 20
Rank Temperature Year
1 43 °F 1990
2 45 °F 1909
3 46 °F 1908
4 47 °F 1967
5 49 °F 1970
5 49 °F 1998
5 49 °F 1906
5 49 °F 1914
5 49 °F 1968
10 50 °F 1942
10 50 °F 1988
10 50 °F 1948
10 50 °F 1934
What's the most it has ever rained in San Jose on 12/20?
For the date of Dec 20, the most precipitation ever recorded in San Jose history is 0.74 inches which happened in 2023.
All-Time Most Precipitation in San Jose on December 20
Rank Precipitation Year
1 0.74 inches 2023
2 0.70 inches 1988
3 0.66 inches 2002
4 0.61 inches 2003
5 0.57 inches 2001
6 0.51 inches 1905
7 0.46 inches 1918
8 0.39 inches 1947
9 0.33 inches 1895
10 0.30 inches 1964
Weather Station Details
Years Station Coordinates
1999–2024 San Jose 2 location
1893–1998 San Jose location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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