Napa September 7 Weather Records

Daily averages and all-time records for weather in Napa, California for the date of September 7.
September 7 All-Time Records
1901–2024
Highest temperature 110 °F 1904
Lowest temperature 39 °F 2002
Lowest daily high 62 °F 1924
Highest daily low 69 °F 1918
Most precipitation 1.02 inches 1912
September 7 Average Weather
1991–2020 1
Average high 81.1 °F
Average low 51.9 °F
Chance precipitation 1.8%
Napa September 7 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 77 54 0.00 n/a
2022 94 64 0.00 n/a
2021 87 51 0.00 n/a
2020 106 63 0.00 n/a
2019 74 57 0.00 n/a
2018 80 48 0.00 n/a
2017 74 59 0.00 0.0
2016 95 50 0.00 n/a
2015 92 47 0.00 n/a
2014 77 46 0.00 n/a
2013 96 49 0.00 n/a
2012 79 48 0.00 n/a
2011 91 46 0.00 n/a
2010 73 55 0.00 n/a
2009 83 46 0.00 n/a
2008 82 51 0.00 n/a
2007 77 60 0.00 n/a
2006 75 48 0.00 n/a
2005 69 53 0.00 n/a
2004 99 52 0.00 n/a
2003 81 44 0.00 n/a
2002 74 39 0.00 n/a
2001 77 46 0.00 n/a
2000 92 47 0.00 n/a
1999 75 51 0.00 n/a
1998 96 67 0.00 0.0
1997 82 50 0.00 0.0
1996 92 47 0.00 0.0
1995 89 58 0.00 0.0
1994 81 52 0.00 0.0
1993 93 52 0.00 0.0
1992 87 51 0.00 0.0
1991 74 59 0.00 0.0
1990 83 51 0.00 0.0
1989 78 54 0.00 0.0
1988 80 51 0.00 0.0
1987 79 49 0.00 0.0
1986 n/a n/a 0.00 0.0
1985 68 59 0.03 0.0
1984 99 57 0.00 0.0
1983 76 60 0.00 0.0
1982 96 55 0.00 0.0
1981 78 54 0.00 0.0
1980 75 52 0.00 0.0
1979 90 57 0.00 0.0
1978 77 45 0.00 0.0
1977 93 55 0.00 0.0
1976 95 51 0.00 0.0
1975 82 53 0.00 0.0
1974 88 54 0.00 0.0
1973 86 52 0.00 0.0
1972 80 53 0.00 0.0
1971 95 51 0.00 0.0
1970 91 57 0.00 0.0
1969 99 58 0.00 0.0
1968 82 56 0.00 0.0
1967 83 57 0.00 0.0
1966 74 55 0.00 0.0
1965 76 48 0.00 0.0
1964 70 52 0.00 0.0
1963 82 56 0.00 0.0
1962 72 52 0.00 0.0
1961 72 50 0.00 0.0
1960 80 47 0.00 0.0
1959 77 58 0.00 0.0
1958 90 65 0.00 0.0
1957 n/a 57 0.00 0.0
1956 76 46 0.00 0.0
1955 82 46 0.00 0.0
1954 82 50 0.00 0.0
1953 82 51 0.00 0.0
1952 78 46 0.00 0.0
1951 86 43 0.00 0.0
1950 78 57 0.00 0.0
1949 92 50 0.00 0.0
1948 84 49 0.00 0.0
1947 87 60 0.00 n/a
1946 85 49 0.00 n/a
1945 99 53 0.00 n/a
1944 99 50 0.00 n/a
1943 74 54 0.00 n/a
1942 89 47 0.00 n/a
1941 80 50 0.00 n/a
1940 78 55 0.00 n/a
1939 90 48 0.00 n/a
1938 89 50 0.00 n/a
1937 66 52 0.00 n/a
1936 101 55 0.00 n/a
1935 72 51 0.00 n/a
1934 83 50 0.00 n/a
1933 n/a n/a 0.00 n/a
1932 96 43 0.00 n/a
1931 76 53 0.00 n/a
1930 72 52 0.00 n/a
1929 70 51 0.00 n/a
1928 79 47 0.00 n/a
1927 83 48 0.00 n/a
1926 69 52 0.00 n/a
1925 72 58 0.01 n/a
1924 62 50 0.00 n/a
1923 93 59 0.00 n/a
1922 92 48 0.00 n/a
1921 87 50 0.00 n/a
1920 65 48 0.00 n/a
1919 65 51 0.16 n/a
1918 73 69 0.00 n/a
1917 80 52 0.00 n/a
1916 n/a n/a n/a n/a
1915 n/a n/a n/a n/a
1914 73 56 0.00 n/a
1913 79 56 0.00 n/a
1912 74 59 1.02 n/a
1911 80 48 0.00 n/a
1910 74 45 0.00 n/a
1909 72 54 n/a n/a
1908 84 52 0.00 n/a
1907 84 53 0.00 n/a
1906 82 60 0.00 n/a
1905 72 56 0.00 n/a
1904 110 61 0.00 n/a
1903 90 50 0.00 n/a
1902 88 53 0.00 n/a
1901 78 44 0.00 n/a
What's the all-time high for Napa on 9/7?
For the date of Sep 7, the highest temperature ever reached in Napa history is 110 °F which happened in 1904.
Highest Temperatures in Napa on September 7
Rank Temperature Year
1 110 °F 1904
2 106 °F 2020
3 101 °F 1936
4 99 °F 2004
4 99 °F 1944
4 99 °F 1945
4 99 °F 1969
4 99 °F 1984
9 96 °F 1982
9 96 °F 1932
9 96 °F 1998
9 96 °F 2013
What's the all-time low for Napa on 9/7?
For the date of Sep 7, the lowest temperature ever reached in Napa history is 39 °F which happened in 2002.
Lowest Temperatures in Napa on September 7
Rank Temperature Year
1 39 °F 2002
2 43 °F 1932
2 43 °F 1951
4 44 °F 2003
4 44 °F 1901
6 45 °F 1910
6 45 °F 1978
8 46 °F 1952
8 46 °F 1955
8 46 °F 2001
8 46 °F 2014
8 46 °F 1956
8 46 °F 2011
8 46 °F 2009
Lowest High Temperatures in Napa on September 7
Rank Temperature Year
1 62 °F 1924
2 65 °F 1920
2 65 °F 1919
4 66 °F 1937
5 68 °F 1985
6 69 °F 2005
6 69 °F 1926
8 70 °F 1964
8 70 °F 1929
10 72 °F 1925
10 72 °F 1909
10 72 °F 1905
10 72 °F 1935
10 72 °F 1962
10 72 °F 1961
10 72 °F 1930
What's the most it has ever rained in Napa on 9/7?
For the date of Sep 7, the most precipitation ever recorded in Napa history is 1.02 inches which happened in 1912.
All-Time Most Precipitation in Napa on September 7
Rank Precipitation Year
1 1.02 inches 1912
2 0.16 inches 1919
3 0.03 inches 1985
4 0.01 inches 1925
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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