Napa June 30 Weather Records

Daily averages and all-time records for weather in Napa, California for the date of June 30.
June 30 All-Time Records
1901–2024
Highest temperature 105 °F 1972
Lowest temperature 44 °F 1953
Lowest daily high 68 °F 1965
Highest daily low 66 °F 1918
Most precipitation 0.29 inches 1992
June 30 Average Weather
1991–2020 1
Average high 79.7 °F
Average low 52.9 °F
Chance precipitation 1.4%
Napa June 30 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 84 54 0.00 n/a
2022 71 54 0.00 n/a
2021 73 58 0.00 n/a
2020 81 51 0.00 n/a
2019 73 52 0.00 n/a
2018 84 50 0.00 n/a
2017 79 56 0.00 n/a
2016 79 54 0.00 n/a
2015 91 53 0.00 n/a
2014 88 55 0.00 n/a
2013 89 62 0.00 n/a
2012 83 55 0.00 n/a
2011 77 48 0.00 n/a
2010 76 49 0.00 n/a
2009 76 49 0.00 n/a
2008 77 48 0.00 n/a
2007 80 47 0.00 n/a
2006 77 53 0.00 n/a
2005 80 54 0.00 n/a
2004 71 56 0.00 n/a
2003 79 55 0.00 n/a
2002 94 59 0.00 n/a
2001 85 53 0.00 n/a
2000 72 53 0.00 n/a
1999 92 57 0.00 n/a
1998 74 52 0.00 0.0
1997 74 48 0.00 0.0
1996 98 57 0.00 0.0
1995 76 56 0.00 0.0
1994 78 54 0.00 0.0
1993 90 55 0.00 0.0
1992 73 56 0.29 0.0
1991 90 53 0.00 0.0
1990 85 55 0.00 0.0
1989 77 62 0.00 0.0
1988 92 54 0.00 0.0
1987 71 53 0.00 0.0
1986 89 56 0.00 0.0
1985 87 48 0.00 0.0
1984 89 52 0.00 0.0
1983 79 52 0.00 0.0
1982 73 53 0.00 0.0
1981 75 52 0.00 0.0
1980 81 59 0.00 0.0
1979 85 49 0.00 0.0
1978 78 50 0.00 0.0
1977 83 57 0.00 0.0
1976 78 50 0.00 0.0
1975 84 49 0.00 0.0
1974 82 55 0.00 0.0
1973 74 49 0.00 0.0
1972 105 59 0.00 0.0
1971 78 52 0.00 0.0
1970 88 51 0.00 0.0
1969 89 53 0.00 0.0
1968 90 52 0.00 0.0
1967 88 56 0.00 0.0
1966 79 50 0.00 0.0
1965 68 52 0.00 0.0
1964 74 49 0.00 0.0
1963 79 48 0.00 0.0
1962 73 51 0.00 0.0
1961 92 51 0.00 0.0
1960 73 49 0.00 0.0
1959 89 52 0.00 0.0
1958 83 51 0.00 0.0
1957 72 54 0.00 0.0
1956 85 50 0.00 0.0
1955 78 49 0.00 0.0
1954 80 54 0.00 0.0
1953 76 44 0.00 0.0
1952 81 46 0.00 0.0
1951 75 51 0.00 0.0
1950 97 57 0.00 0.0
1949 81 46 0.00 0.0
1948 79 52 0.00 n/a
1947 n/a n/a 0.00 n/a
1946 86 48 0.00 n/a
1945 97 50 0.00 n/a
1944 80 48 0.00 n/a
1943 73 54 0.00 n/a
1942 92 52 0.00 n/a
1941 86 53 0.00 n/a
1940 78 52 0.00 n/a
1939 82 48 0.00 n/a
1938 76 53 0.00 n/a
1937 82 51 0.00 n/a
1936 74 54 0.00 n/a
1935 82 49 0.00 n/a
1934 89 55 0.00 n/a
1933 n/a n/a n/a n/a
1932 89 53 0.00 n/a
1931 92 50 0.00 n/a
1930 94 50 0.00 n/a
1929 99 48 n/a n/a
1928 69 50 0.00 n/a
1927 98 57 0.00 n/a
1926 74 49 0.00 n/a
1925 90 47 0.00 n/a
1924 72 49 0.00 n/a
1923 79 54 0.00 n/a
1922 78 54 0.00 n/a
1921 85 54 0.00 n/a
1920 74 48 0.00 n/a
1919 74 54 0.00 n/a
1918 80 66 0.00 n/a
1917 96 45 0.00 n/a
1916 n/a n/a n/a n/a
1915 n/a n/a n/a n/a
1914 77 58 0.00 n/a
1913 89 56 0.00 n/a
1912 71 50 n/a n/a
1911 89 51 0.00 0.0
1910 74 52 n/a 0.0
1909 84 46 0.00 n/a
1908 79 57 n/a n/a
1907 74 53 0.00 n/a
1906 94 58 n/a n/a
1905 94 53 0.00 n/a
1904 76 53 0.00 n/a
1903 83 51 0.00 n/a
1902 95 56 0.00 n/a
1901 81 51 0.00 n/a
What's the all-time high for Napa on 6/30?
For the date of Jun 30, the highest temperature ever reached in Napa history is 105 °F which happened in 1972.
Highest Temperatures in Napa on June 30
Rank Temperature Year
1 105 °F 1972
2 99 °F 1929
3 98 °F 1927
3 98 °F 1996
5 97 °F 1945
5 97 °F 1950
7 96 °F 1917
8 95 °F 1902
9 94 °F 1906
9 94 °F 1905
9 94 °F 1930
9 94 °F 2002
What's the all-time low for Napa on 6/30?
For the date of Jun 30, the lowest temperature ever reached in Napa history is 44 °F which happened in 1953.
Lowest Temperatures in Napa on June 30
Rank Temperature Year
1 44 °F 1953
2 45 °F 1917
3 46 °F 1949
3 46 °F 1952
3 46 °F 1909
6 47 °F 1925
6 47 °F 2007
8 48 °F 1963
8 48 °F 2011
8 48 °F 1985
8 48 °F 1929
8 48 °F 1946
8 48 °F 1939
8 48 °F 1944
8 48 °F 1920
8 48 °F 2008
8 48 °F 1997
Lowest High Temperatures in Napa on June 30
Rank Temperature Year
1 68 °F 1965
2 69 °F 1928
3 71 °F 1912
3 71 °F 2004
3 71 °F 1987
3 71 °F 2022
7 72 °F 1957
7 72 °F 2000
7 72 °F 1924
10 73 °F 1992
10 73 °F 2021
10 73 °F 1960
10 73 °F 1962
10 73 °F 2019
10 73 °F 1943
10 73 °F 1982
What's the most it has ever rained in Napa on 6/30?
For the date of Jun 30, the most precipitation ever recorded in Napa history is 0.29 inches which happened in 1992.
All-Time Most Precipitation in Napa on June 30
Rank Precipitation Year
1 0.29 inches 1992
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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