Vacaville September 18 Weather Records

Daily averages and all-time records for weather in Vacaville, California for the date of September 18.
September 18 All-Time Records
1893–2024
Highest temperature 104 °F 2000
Lowest temperature 41 °F 1944
Lowest daily high 66 °F 1989
Highest daily low 71 °F 1914
Most precipitation 3.73 inches 1959
September 18 Average Weather
1991–2020 1
Average high 89.5 °F
Average low 55.7 °F
Chance precipitation 2.5%
Vacaville September 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 87 53 0.00 n/a
2022 72 58 0.43 n/a
2021 78 57 0.00 n/a
2020 85 61 0.00 n/a
2019 80 56 0.00 n/a
2018 85 47 0.00 n/a
2017 83 60 0.00 n/a
2016 99 57 0.00 n/a
2015 89 51 0.00 n/a
2014 83 62 0.16 n/a
2013 89 56 0.00 n/a
2012 88 52 0.00 n/a
2011 93 55 0.00 n/a
2010 82 59 0.00 n/a
2009 101 64 0.00 n/a
2008 81 47 0.00 n/a
2007 80 58 0.00 n/a
2006 91 53 0.00 n/a
2005 84 52 0.00 n/a
2004 74 56 0.00 n/a
2003 93 51 0.00 n/a
2002 95 59 0.00 n/a
2001 87 55 0.00 n/a
2000 104 59 0.00 n/a
1999 84 52 0.00 n/a
1998 84 55 0.00 0.0
1997 85 61 0.00 0.0
1996 86 63 0.00 0.0
1995 100 59 0.00 0.0
1994 94 49 0.00 0.0
1993 81 50 0.00 0.0
1992 96 53 0.00 0.0
1991 100 57 0.00 0.0
1990 91 57 0.00 0.0
1989 66 53 0.14 0.0
1988 88 64 0.00 0.0
1987 90 49 0.00 0.0
1986 73 43 0.03 0.0
1985 80 49 0.00 0.0
1984 100 64 0.00 0.0
1983 90 53 0.00 0.0
1982 69 59 0.13 0.0
1981 93 55 0.00 0.0
1980 n/a n/a n/a n/a
1979 87 56 0.00 0.0
1978 75 52 0.00 0.0
1977 78 58 0.00 0.0
1976 87 51 0.00 0.0
1975 90 57 0.00 0.0
1974 94 51 0.00 0.0
1973 86 56 0.00 0.0
1972 80 52 0.00 0.0
1971 91 55 0.00 0.0
1970 92 54 0.00 0.0
1969 82 60 0.00 0.0
1968 95 58 0.00 0.0
1967 88 58 0.06 0.0
1966 90 62 0.13 0.0
1965 80 45 0.00 0.0
1964 90 49 0.00 0.0
1963 78 54 0.00 0.0
1962 87 51 0.00 0.0
1961 85 49 0.00 0.0
1960 95 51 0.00 0.0
1959 66 57 3.73 0.0
1958 99 56 0.00 0.0
1957 82 51 0.00 0.0
1956 84 54 0.00 0.0
1955 82 45 0.62 0.0
1954 87 43 0.00 0.0
1953 93 54 0.00 0.0
1952 96 51 0.00 0.0
1951 91 59 0.00 0.0
1950 75 52 0.00 0.0
1949 100 50 0.00 0.0
1948 74 48 0.00 0.0
1947 79 51 0.00 0.0
1946 90 57 0.00 0.0
1945 91 56 0.00 0.0
1944 83 41 0.00 0.0
1943 95 43 0.00 0.0
1942 88 59 0.00 n/a
1941 80 52 0.00 n/a
1940 83 55 0.00 n/a
1939 103 52 0.00 n/a
1938 91 58 0.00 n/a
1937 97 50 0.00 n/a
1936 101 50 0.00 n/a
1935 97 56 0.00 n/a
1934 95 57 0.00 n/a
1933 92 55 0.00 n/a
1932 85 50 0.00 n/a
1931 82 47 0.00 n/a
1930 86 48 0.00 n/a
1929 98 51 0.00 n/a
1928 94 51 0.00 n/a
1927 85 49 0.00 n/a
1926 77 42 0.00 n/a
1925 75 44 0.00 0.0
1924 97 41 n/a n/a
1923 91 49 n/a n/a
1922 103 49 n/a n/a
1921 75 50 n/a n/a
1920 84 50 n/a n/a
1919 100 60 0.00 n/a
1918 n/a n/a n/a n/a
1917 n/a n/a n/a n/a
1916 n/a n/a n/a n/a
1915 95 51 n/a n/a
1914 82 71 0.00 n/a
1913 n/a n/a n/a n/a
1912 104 64 0.00 0.0
1911 93 n/a 0.00 0.0
1910 78 47 0.00 0.0
1909 92 45 0.00 n/a
1908 82 46 0.00 n/a
1907 87 46 0.00 n/a
1906 97 49 0.00 n/a
1905 94 50 0.00 n/a
1904 n/a n/a 0.00 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 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 0.00 n/a
1897 n/a n/a 0.00 n/a
1896 n/a n/a 0.18 n/a
1895 n/a n/a 0.00 n/a
1894 n/a n/a n/a n/a
1893 n/a n/a 0.00 n/a
What's the all-time high for Vacaville on 9/18?
For the date of Sep 18, the highest temperature ever reached in Vacaville history is 104 °F which has happened 2 times, most recently in 2000.
Highest Temperatures in Vacaville on September 18
Rank Temperature Year
1 104 °F 2000
1 104 °F 1912
3 103 °F 1939
3 103 °F 1922
5 101 °F 2009
5 101 °F 1936
7 100 °F 1991
7 100 °F 1919
7 100 °F 1984
7 100 °F 1949
7 100 °F 1995
What's the all-time low for Vacaville on 9/18?
For the date of Sep 18, the lowest temperature ever reached in Vacaville history is 41 °F which has happened 2 times, most recently in 1944.
Lowest Temperatures in Vacaville on September 18
Rank Temperature Year
1 41 °F 1944
1 41 °F 1924
3 42 °F 1926
4 43 °F 1986
4 43 °F 1954
4 43 °F 1943
7 44 °F 1925
8 45 °F 1955
8 45 °F 1909
8 45 °F 1965
Lowest High Temperatures in Vacaville on September 18
Rank Temperature Year
1 66 °F 1959
1 66 °F 1989
3 69 °F 1982
4 72 °F 2022
5 73 °F 1986
6 74 °F 1948
6 74 °F 2004
8 75 °F 1978
8 75 °F 1921
8 75 °F 1925
8 75 °F 1950
What's the most it has ever rained in Vacaville on 9/18?
For the date of Sep 18, the most precipitation ever recorded in Vacaville history is 3.73 inches which happened in 1959.
All-Time Most Precipitation in Vacaville on September 18
Rank Precipitation Year
1 3.73 inches 1959
2 0.62 inches 1955
3 0.43 inches 2022
4 0.18 inches 1896
5 0.16 inches 2014
6 0.14 inches 1989
7 0.13 inches 1966
7 0.13 inches 1982
9 0.06 inches 1967
10 0.03 inches 1986
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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