Napa September 2 Weather Records

Daily averages and all-time records for weather in Napa, California for the date of September 2.
September 2 All-Time Records
1901–2024
Highest temperature 109 °F 1955
Lowest temperature 41 °F 1929
Lowest daily high 69 °F 1910
Highest daily low 65 °F 1979
Most precipitation 0.01 inches 2023
September 2 Average Weather
1991–2020 1
Average high 80.7 °F
Average low 52.6 °F
Chance precipitation 1.6%
Napa September 2 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 78 61 0.01 n/a
2022 82 51 0.00 n/a
2021 71 54 0.00 n/a
2020 78 58 0.00 n/a
2019 82 56 0.00 n/a
2018 77 49 0.00 n/a
2017 107 61 0.00 0.0
2016 80 49 0.00 n/a
2015 79 54 0.00 n/a
2014 74 55 0.00 n/a
2013 83 61 0.00 n/a
2012 86 47 0.00 n/a
2011 86 48 0.00 n/a
2010 98 52 0.00 n/a
2009 96 54 0.00 n/a
2008 94 46 0.00 n/a
2007 94 50 0.00 n/a
2006 74 50 0.00 n/a
2005 71 52 0.00 n/a
2004 83 46 0.00 n/a
2003 80 49 0.00 n/a
2002 97 50 0.00 n/a
2001 81 47 0.00 n/a
2000 71 54 0.00 n/a
1999 74 52 0.00 n/a
1998 93 57 0.00 0.0
1997 82 56 0.00 0.0
1996 75 53 0.00 0.0
1995 82 50 0.00 0.0
1994 78 50 0.00 0.0
1993 93 54 0.00 0.0
1992 77 52 0.00 0.0
1991 100 55 0.00 0.0
1990 80 60 0.00 0.0
1989 87 54 0.00 0.0
1988 82 52 0.00 0.0
1987 91 55 0.00 0.0
1986 n/a n/a 0.00 0.0
1985 78 57 0.00 0.0
1984 93 53 0.00 0.0
1983 88 51 0.00 0.0
1982 86 55 0.00 0.0
1981 77 57 0.00 0.0
1980 74 50 0.00 0.0
1979 84 65 0.00 0.0
1978 94 54 0.00 0.0
1977 75 53 0.00 0.0
1976 80 53 0.00 0.0
1975 89 49 0.00 0.0
1974 78 50 0.00 0.0
1973 80 48 0.00 0.0
1972 77 54 0.00 0.0
1971 82 50 0.00 0.0
1970 77 52 0.00 0.0
1969 98 55 0.00 0.0
1968 78 56 0.00 0.0
1967 88 52 0.00 0.0
1966 87 52 0.00 0.0
1965 73 53 0.00 0.0
1964 83 49 0.00 0.0
1963 97 53 0.00 0.0
1962 75 53 0.00 0.0
1961 88 52 0.00 0.0
1960 79 52 0.00 0.0
1959 85 52 0.00 0.0
1958 78 52 0.00 0.0
1957 92 45 0.00 0.0
1956 87 47 0.00 0.0
1955 109 62 0.00 0.0
1954 75 55 0.00 0.0
1953 88 52 0.00 0.0
1952 100 65 0.00 0.0
1951 74 52 0.00 0.0
1950 106 56 0.00 0.0
1949 78 54 0.00 0.0
1948 90 47 0.00 0.0
1947 84 51 0.00 n/a
1946 84 48 0.00 n/a
1945 85 47 0.00 n/a
1944 90 50 0.00 n/a
1943 76 54 0.00 n/a
1942 76 51 0.00 n/a
1941 84 59 0.00 n/a
1940 78 56 0.00 n/a
1939 88 46 0.00 n/a
1938 80 48 0.00 n/a
1937 72 52 0.00 n/a
1936 76 48 0.00 n/a
1935 73 49 0.00 n/a
1934 82 49 0.00 n/a
1933 n/a n/a 0.00 n/a
1932 100 49 0.00 n/a
1931 77 50 0.00 n/a
1930 80 52 0.00 n/a
1929 81 41 0.00 n/a
1928 76 41 0.00 n/a
1927 71 57 0.00 n/a
1926 74 52 0.00 n/a
1925 70 46 0.00 n/a
1924 72 51 0.00 n/a
1923 80 57 0.00 n/a
1922 90 52 0.00 n/a
1921 72 55 0.00 n/a
1920 86 47 0.00 n/a
1919 72 52 0.00 n/a
1918 76 54 0.00 n/a
1917 77 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 51 0.00 n/a
1913 71 60 0.00 n/a
1912 73 56 0.00 n/a
1911 70 52 0.00 n/a
1910 69 50 0.00 n/a
1909 72 51 n/a n/a
1908 87 55 0.00 n/a
1907 85 52 0.00 n/a
1906 80 59 0.00 n/a
1905 75 53 0.00 n/a
1904 92 51 0.00 n/a
1903 106 52 0.00 n/a
1902 86 n/a 0.00 n/a
1901 91 44 0.00 n/a
What's the all-time high for Napa on 9/2?
For the date of Sep 2, the highest temperature ever reached in Napa history is 109 °F which happened in 1955.
Highest Temperatures in Napa on September 2
Rank Temperature Year
1 109 °F 1955
2 107 °F 2017
3 106 °F 1903
3 106 °F 1950
5 100 °F 1991
5 100 °F 1932
5 100 °F 1952
8 98 °F 2010
8 98 °F 1969
10 97 °F 1963
10 97 °F 2002
What's the all-time low for Napa on 9/2?
For the date of Sep 2, the lowest temperature ever reached in Napa history is 41 °F which has happened 2 times, most recently in 1929.
Lowest Temperatures in Napa on September 2
Rank Temperature Year
1 41 °F 1929
1 41 °F 1928
3 44 °F 1901
4 45 °F 1957
5 46 °F 1925
5 46 °F 2008
5 46 °F 1939
5 46 °F 2004
9 47 °F 2001
9 47 °F 1948
9 47 °F 1956
9 47 °F 1920
9 47 °F 2012
9 47 °F 1945
Lowest High Temperatures in Napa on September 2
Rank Temperature Year
1 69 °F 1910
2 70 °F 1925
2 70 °F 1911
4 71 °F 1927
4 71 °F 2021
4 71 °F 2000
4 71 °F 1913
4 71 °F 2005
9 72 °F 1909
9 72 °F 1921
9 72 °F 1937
9 72 °F 1924
9 72 °F 1919
What's the most it has ever rained in Napa on 9/2?
For the date of Sep 2, the most precipitation ever recorded in Napa history is 0.01 inches which happened in 2023.
All-Time Most Precipitation in Napa on September 2
Rank Precipitation Year
1 0.01 inches 2023
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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