San Jose April 18 Weather Records

Daily averages and all-time records for weather in San Jose, California for the date of April 18.
April 18 All-Time Records
1893–2024
Highest temperature 91 °F 2016
Lowest temperature 30 °F 1893
Lowest daily high 55 °F 1967
Highest daily low 57 °F 1954
Most precipitation 0.85 inches 1897
April 18 Average Weather
1991–2020 1
Average high 70.3 °F
Average low 49.1 °F
Chance precipitation 19.0%
San Jose April 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 78 56 0.00 n/a
2023 61 46 0.07 n/a
2022 75 42 0.00 n/a
2021 83 47 0.00 n/a
2020 69 54 0.00 n/a
2019 82 50 0.00 n/a
2018 61 49 0.00 n/a
2017 69 51 0.09 n/a
2016 91 53 0.00 n/a
2015 75 51 0.00 n/a
2014 71 51 0.00 n/a
2013 76 45 0.00 n/a
2012 71 49 0.00 n/a
2011 66 56 0.00 n/a
2010 78 47 0.00 n/a
2009 81 49 0.00 n/a
2008 69 48 0.00 n/a
2007 61 45 0.00 n/a
2006 67 42 0.00 n/a
2005 67 45 0.00 n/a
2004 62 43 0.16 n/a
2003 65 42 0.00 n/a
2002 63 45 0.00 n/a
2001 69 49 0.01 n/a
2000 65 44 0.00 n/a
1999 72 51 0.00 n/a
1998 72 44 0.00 0.0
1997 78 54 0.00 0.0
1996 65 44 0.28 0.0
1995 62 47 0.20 0.0
1994 76 53 0.00 0.0
1993 66 48 0.00 0.0
1992 78 53 0.00 0.0
1991 65 46 0.00 0.0
1990 69 55 0.00 0.0
1989 77 53 0.00 0.0
1988 73 53 0.00 0.0
1987 66 50 0.00 0.0
1986 74 43 0.00 0.0
1985 64 47 0.00 0.0
1984 67 44 0.31 0.0
1983 72 54 0.17 0.0
1982 74 45 0.00 0.0
1981 63 53 0.10 0.0
1980 73 47 0.00 0.0
1979 60 45 0.00 0.0
1978 67 46 0.00 0.0
1977 77 46 0.00 0.0
1976 67 48 0.00 0.0
1975 60 45 0.00 0.0
1974 60 44 0.10 0.0
1973 62 42 0.00 0.0
1972 66 40 0.00 0.0
1971 64 45 0.00 0.0
1970 67 42 0.00 0.0
1969 67 49 0.00 0.0
1968 71 39 0.00 0.0
1967 55 41 0.34 0.0
1966 69 51 0.00 0.0
1965 75 54 0.02 0.0
1964 60 44 0.00 0.0
1963 60 46 0.16 0.0
1962 75 55 0.00 0.0
1961 63 46 0.00 0.0
1960 72 50 0.00 0.0
1959 74 46 0.00 0.0
1958 68 56 0.00 0.0
1957 63 48 0.02 0.0
1956 79 46 0.00 0.0
1955 56 40 0.13 0.0
1954 85 57 0.00 0.0
1953 79 51 0.00 0.0
1952 75 55 0.00 0.0
1951 70 44 0.00 0.0
1950 86 50 0.00 0.0
1949 62 48 0.00 0.0
1948 72 49 0.00 0.0
1947 77 47 0.00 0.0
1946 68 50 0.01 0.0
1945 81 48 0.00 0.0
1944 66 42 0.00 0.0
1943 70 51 0.00 0.0
1942 68 50 0.00 0.0
1941 68 41 0.00 n/a
1940 79 50 0.00 n/a
1939 78 49 0.00 n/a
1938 84 55 0.00 n/a
1937 65 42 0.00 n/a
1936 69 50 0.00 0.0
1935 75 43 0.00 0.0
1934 70 49 0.00 n/a
1933 61 35 0.00 0.0
1932 72 49 0.00 0.0
1931 73 44 0.00 0.0
1930 72 52 0.00 n/a
1929 64 41 0.01 n/a
1928 65 38 0.00 n/a
1927 68 41 0.00 n/a
1926 66 49 0.01 n/a
1925 64 40 0.00 n/a
1924 83 44 0.00 n/a
1923 64 44 0.00 n/a
1922 72 36 0.00 n/a
1921 67 41 0.00 n/a
1920 76 48 0.00 n/a
1919 72 53 0.00 n/a
1918 84 47 0.00 n/a
1917 62 38 0.00 n/a
1916 62 36 0.00 n/a
1915 67 51 0.00 n/a
1914 86 48 0.00 n/a
1913 65 41 0.00 n/a
1912 61 42 0.00 n/a
1911 66 40 0.00 n/a
1910 68 50 0.00 n/a
1909 59 43 0.00 n/a
1908 76 42 0.00 n/a
1907 81 48 0.00 n/a
1906 n/a n/a 0.00 n/a
1905 68 51 0.55 n/a
1904 69 43 0.72 n/a
1903 n/a n/a 0.00 n/a
1902 71 57 0.00 n/a
1901 n/a n/a 0.00 n/a
1900 74 52 0.00 n/a
1899 n/a n/a 0.00 n/a
1898 n/a n/a n/a n/a
1897 72 48 0.85 n/a
1896 66 34 0.02 n/a
1895 72 34 0.00 n/a
1894 75 32 0.00 n/a
1893 60 30 0.00 n/a
What's the all-time high for San Jose on 4/18?
For the date of Apr 18, the highest temperature ever reached in San Jose history is 91 °F which happened in 2016.
Highest Temperatures in San Jose on April 18
Rank Temperature Year
1 91 °F 2016
2 86 °F 1914
2 86 °F 1950
4 85 °F 1954
5 84 °F 1918
5 84 °F 1938
7 83 °F 1924
7 83 °F 2021
9 82 °F 2019
10 81 °F 2009
10 81 °F 1945
10 81 °F 1907
What's the all-time low for San Jose on 4/18?
For the date of Apr 18, the lowest temperature ever reached in San Jose history is 30 °F which happened in 1893.
Lowest Temperatures in San Jose on April 18
Rank Temperature Year
1 30 °F 1893
2 32 °F 1894
3 34 °F 1896
3 34 °F 1895
5 35 °F 1933
6 36 °F 1916
6 36 °F 1922
8 38 °F 1917
8 38 °F 1928
10 39 °F 1968
Lowest High Temperatures in San Jose on April 18
Rank Temperature Year
1 55 °F 1967
2 56 °F 1955
3 59 °F 1909
4 60 °F 1893
4 60 °F 1963
4 60 °F 1975
4 60 °F 1979
4 60 °F 1974
4 60 °F 1964
10 61 °F 2023
10 61 °F 2007
10 61 °F 1912
10 61 °F 2018
10 61 °F 1933
What's the most it has ever rained in San Jose on 4/18?
For the date of Apr 18, the most precipitation ever recorded in San Jose history is 0.85 inches which happened in 1897.
All-Time Most Precipitation in San Jose on April 18
Rank Precipitation Year
1 0.85 inches 1897
2 0.72 inches 1904
3 0.55 inches 1905
4 0.34 inches 1967
5 0.31 inches 1984
6 0.28 inches 1996
7 0.20 inches 1995
8 0.17 inches 1983
9 0.16 inches 2004
9 0.16 inches 1963
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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