Napa October 17 Weather Records

Daily averages and all-time records for weather in Napa, California for the date of October 17.
October 17 All-Time Records
1901–2024
Highest temperature 95 °F 2020
Lowest temperature 32 °F 1932
Lowest daily high 57 °F 2010
Highest daily low 61 °F 1940
Most precipitation 0.92 inches 1984
October 17 Average Weather
1991–2020 1
Average high 75.6 °F
Average low 45.9 °F
Chance precipitation 10.8%
Napa October 17 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 83 54 0.00 n/a
2022 77 43 0.00 n/a
2021 67 42 0.05 n/a
2020 95 n/a 0.00 n/a
2019 74 43 0.00 n/a
2018 74 39 0.00 0.0
2017 81 44 0.00 n/a
2016 70 49 0.00 n/a
2015 71 56 0.00 n/a
2014 73 45 0.00 n/a
2013 80 38 0.00 n/a
2012 87 50 0.00 n/a
2011 86 48 0.00 n/a
2010 57 50 0.10 n/a
2009 80 51 0.00 n/a
2008 87 45 0.00 n/a
2007 69 41 0.14 n/a
2006 78 37 0.00 n/a
2005 82 40 0.00 n/a
2004 68 47 0.15 n/a
2003 86 45 0.00 n/a
2002 64 51 0.00 n/a
2001 67 45 0.00 n/a
2000 79 42 0.00 n/a
1999 82 42 0.00 n/a
1998 79 47 0.00 0.0
1997 90 51 0.00 0.0
1996 80 41 0.00 0.0
1995 76 46 0.00 0.0
1994 74 43 0.00 0.0
1993 72 47 0.00 0.0
1992 79 46 0.00 0.0
1991 81 51 0.00 0.0
1990 80 43 0.00 0.0
1989 76 47 0.00 0.0
1988 90 54 0.00 0.0
1987 82 44 0.00 0.0
1986 71 53 0.06 0.0
1985 74 43 0.00 0.0
1984 68 38 0.92 0.0
1983 75 45 0.00 0.0
1982 75 45 0.00 0.0
1981 79 43 0.00 0.0
1980 75 40 0.00 0.0
1979 76 50 0.00 0.0
1978 76 55 0.00 0.0
1977 71 47 0.00 0.0
1976 83 47 0.00 0.0
1975 80 48 0.00 0.0
1974 93 51 0.00 0.0
1973 88 51 0.00 0.0
1972 67 54 0.72 0.0
1971 65 37 0.00 0.0
1970 69 39 0.00 0.0
1969 69 44 0.00 0.0
1968 79 45 0.00 0.0
1967 92 48 0.00 0.0
1966 82 42 0.00 0.0
1965 74 42 0.00 0.0
1964 81 41 0.00 0.0
1963 74 50 0.00 0.0
1962 82 59 0.00 0.0
1961 87 50 0.00 0.0
1960 80 45 0.00 0.0
1959 88 50 0.00 0.0
1958 88 51 0.00 0.0
1957 n/a 50 0.00 0.0
1956 77 44 0.00 0.0
1955 67 53 0.00 0.0
1954 74 47 0.00 0.0
1953 72 40 0.00 0.0
1952 85 54 0.00 0.0
1951 75 45 0.00 0.0
1950 70 58 0.05 0.0
1949 70 38 0.00 0.0
1948 88 45 0.00 0.0
1947 75 45 0.01 n/a
1946 64 42 0.00 n/a
1945 70 53 0.00 n/a
1944 88 43 0.00 n/a
1943 73 51 0.00 n/a
1942 86 42 0.00 n/a
1941 85 50 0.00 n/a
1940 85 61 0.00 n/a
1939 73 40 0.00 n/a
1938 74 36 0.00 n/a
1937 84 49 0.00 n/a
1936 83 49 0.00 n/a
1935 76 44 0.00 n/a
1934 67 48 0.00 n/a
1933 95 50 0.00 n/a
1932 75 32 0.00 n/a
1931 75 40 0.00 n/a
1930 85 43 0.00 n/a
1929 72 56 0.00 n/a
1928 77 47 0.00 n/a
1927 73 52 0.00 n/a
1926 80 56 0.00 n/a
1925 62 50 0.00 n/a
1924 67 43 0.00 n/a
1923 82 46 0.00 n/a
1922 70 48 0.01 n/a
1921 84 45 0.00 n/a
1920 65 41 0.24 n/a
1919 80 39 0.00 n/a
1918 68 44 0.00 n/a
1917 77 39 0.00 n/a
1916 n/a n/a n/a n/a
1915 n/a n/a n/a n/a
1914 78 51 0.72 n/a
1913 83 47 0.00 n/a
1912 87 49 0.00 n/a
1911 88 47 0.00 n/a
1910 74 52 0.00 n/a
1909 72 44 n/a n/a
1908 70 44 n/a n/a
1907 69 55 0.03 n/a
1906 78 46 0.00 n/a
1905 66 40 n/a n/a
1904 76 53 0.00 n/a
1903 95 50 n/a n/a
1902 83 47 n/a n/a
1901 77 49 0.00 n/a
What's the all-time high for Napa on 10/17?
For the date of Oct 17, the highest temperature ever reached in Napa history is 95 °F which has happened 3 times, most recently in 2020.
Highest Temperatures in Napa on October 17
Rank Temperature Year
1 95 °F 2020
1 95 °F 1933
1 95 °F 1903
4 93 °F 1974
5 92 °F 1967
6 90 °F 1988
6 90 °F 1997
8 88 °F 1948
8 88 °F 1959
8 88 °F 1973
8 88 °F 1944
8 88 °F 1911
8 88 °F 1958
What's the all-time low for Napa on 10/17?
For the date of Oct 17, the lowest temperature ever reached in Napa history is 32 °F which happened in 1932.
Lowest Temperatures in Napa on October 17
Rank Temperature Year
1 32 °F 1932
2 36 °F 1938
3 37 °F 1971
3 37 °F 2006
5 38 °F 1984
5 38 °F 1949
5 38 °F 2013
8 39 °F 1917
8 39 °F 1970
8 39 °F 2018
8 39 °F 1919
Lowest High Temperatures in Napa on October 17
Rank Temperature Year
1 57 °F 2010
2 62 °F 1925
3 64 °F 2002
3 64 °F 1946
5 65 °F 1971
5 65 °F 1920
7 66 °F 1905
8 67 °F 1972
8 67 °F 2021
8 67 °F 1934
8 67 °F 1955
8 67 °F 2001
8 67 °F 1924
What's the most it has ever rained in Napa on 10/17?
For the date of Oct 17, the most precipitation ever recorded in Napa history is 0.92 inches which happened in 1984.
All-Time Most Precipitation in Napa on October 17
Rank Precipitation Year
1 0.92 inches 1984
2 0.72 inches 1972
2 0.72 inches 1914
4 0.24 inches 1920
5 0.15 inches 2004
6 0.14 inches 2007
7 0.10 inches 2010
8 0.06 inches 1986
9 0.05 inches 2021
9 0.05 inches 1950
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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