Napa September 14 Weather Records

Daily averages and all-time records for weather in Napa, California for the date of September 14.
September 14 All-Time Records
1901–2024
Highest temperature 108 °F 1971
Lowest temperature 40 °F 1921
Lowest daily high 66 °F 1986
Highest daily low 62 °F 1971
Most precipitation none -
September 14 Average Weather
1991–2020 1
Average high 81.1 °F
Average low 51.0 °F
Chance precipitation 2.8%
Napa September 14 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 75 58 0.00 n/a
2022 80 52 0.00 n/a
2021 77 49 0.00 n/a
2020 76 52 0.00 n/a
2019 85 50 0.00 n/a
2018 75 45 0.00 n/a
2017 77 52 0.00 0.0
2016 79 47 0.00 n/a
2015 67 57 0.00 n/a
2014 81 55 0.00 n/a
2013 79 53 0.00 n/a
2012 75 51 0.00 n/a
2011 70 57 0.00 n/a
2010 72 49 0.00 n/a
2009 78 55 0.00 n/a
2008 75 50 0.00 n/a
2007 79 48 0.00 n/a
2006 67 48 0.00 n/a
2005 67 48 0.00 n/a
2004 89 49 0.00 n/a
2003 82 52 0.00 n/a
2002 77 48 0.00 n/a
2001 82 46 0.00 n/a
2000 78 60 0.00 n/a
1999 74 52 0.00 n/a
1998 89 60 0.00 0.0
1997 76 56 0.00 0.0
1996 77 48 0.00 0.0
1995 76 56 0.00 0.0
1994 82 50 0.00 0.0
1993 69 51 0.00 0.0
1992 86 52 0.00 0.0
1991 72 51 0.00 0.0
1990 78 51 0.00 0.0
1989 90 53 0.00 0.0
1988 78 50 0.00 0.0
1987 77 56 0.00 0.0
1986 66 48 0.00 0.0
1985 78 52 0.00 0.0
1984 89 50 0.00 0.0
1983 97 55 0.00 0.0
1982 74 49 0.00 0.0
1981 76 55 0.00 0.0
1980 70 52 0.00 0.0
1979 90 52 0.00 0.0
1978 83 53 0.00 0.0
1977 69 55 0.00 0.0
1976 83 51 0.00 0.0
1975 75 54 0.00 0.0
1974 80 52 0.00 0.0
1973 74 49 0.00 0.0
1972 76 44 0.00 0.0
1971 108 62 0.00 0.0
1970 81 41 0.00 0.0
1969 69 53 0.00 0.0
1968 80 61 0.00 0.0
1967 83 49 0.00 0.0
1966 81 46 0.00 0.0
1965 91 47 0.00 0.0
1964 81 46 0.00 0.0
1963 90 53 0.00 0.0
1962 81 52 0.00 0.0
1961 78 43 0.00 0.0
1960 78 52 0.00 0.0
1959 73 48 0.00 0.0
1958 91 52 0.00 0.0
1957 n/a 56 0.00 0.0
1956 84 50 0.00 0.0
1955 70 55 0.00 0.0
1954 75 44 0.00 0.0
1953 90 61 0.00 0.0
1952 97 49 0.00 0.0
1951 86 48 0.00 0.0
1950 76 44 0.00 0.0
1949 81 50 0.00 0.0
1948 100 50 0.00 0.0
1947 94 51 0.00 n/a
1946 79 52 0.00 n/a
1945 77 53 0.00 n/a
1944 86 50 0.00 n/a
1943 75 54 0.00 n/a
1942 98 50 0.00 n/a
1941 78 45 0.00 n/a
1940 82 54 0.00 n/a
1939 81 42 0.00 n/a
1938 89 47 0.00 n/a
1937 81 55 0.00 n/a
1936 76 43 0.00 n/a
1935 70 50 0.00 n/a
1934 99 52 0.00 n/a
1933 n/a n/a 0.00 n/a
1932 92 44 0.00 n/a
1931 83 50 0.00 n/a
1930 81 51 0.00 n/a
1929 90 51 0.00 n/a
1928 94 44 0.00 n/a
1927 72 41 0.00 n/a
1926 68 60 0.00 n/a
1925 72 45 0.00 n/a
1924 84 42 0.00 n/a
1923 72 58 0.00 n/a
1922 93 51 0.00 n/a
1921 76 40 0.00 n/a
1920 82 55 0.00 n/a
1919 77 48 0.00 n/a
1918 81 58 0.00 n/a
1917 92 44 0.00 n/a
1916 n/a n/a n/a n/a
1915 n/a n/a n/a n/a
1914 82 49 0.00 n/a
1913 86 56 0.00 n/a
1912 76 56 0.00 n/a
1911 83 46 0.00 n/a
1910 81 45 0.00 n/a
1909 97 53 n/a n/a
1908 77 57 0.00 n/a
1907 70 51 0.00 n/a
1906 76 54 0.00 n/a
1905 83 52 0.00 n/a
1904 73 53 0.00 n/a
1903 88 45 0.00 n/a
1902 79 54 0.00 n/a
1901 74 52 0.00 n/a
What's the all-time high for Napa on 9/14?
For the date of Sep 14, the highest temperature ever reached in Napa history is 108 °F which happened in 1971.
Highest Temperatures in Napa on September 14
Rank Temperature Year
1 108 °F 1971
2 100 °F 1948
3 99 °F 1934
4 98 °F 1942
5 97 °F 1952
5 97 °F 1909
5 97 °F 1983
8 94 °F 1947
8 94 °F 1928
10 93 °F 1922
What's the all-time low for Napa on 9/14?
For the date of Sep 14, the lowest temperature ever reached in Napa history is 40 °F which happened in 1921.
Lowest Temperatures in Napa on September 14
Rank Temperature Year
1 40 °F 1921
2 41 °F 1927
2 41 °F 1970
4 42 °F 1924
4 42 °F 1939
6 43 °F 1961
6 43 °F 1936
8 44 °F 1932
8 44 °F 1917
8 44 °F 1954
8 44 °F 1928
8 44 °F 1972
8 44 °F 1950
Lowest High Temperatures in Napa on September 14
Rank Temperature Year
1 66 °F 1986
2 67 °F 2005
2 67 °F 2006
2 67 °F 2015
5 68 °F 1926
6 69 °F 1993
6 69 °F 1969
6 69 °F 1977
9 70 °F 1935
9 70 °F 2011
9 70 °F 1955
9 70 °F 1907
9 70 °F 1980
Weather Station Details
Years Station Coordinates
1999–2024 Napa County Airport location
1901–1998 Napa State Hospital location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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