Petaluma September 12 Weather Records

Daily averages and all-time records for weather in Petaluma, California for the date of September 12.
September 12 All-Time Records
1893–2024
Highest temperature 108 °F 1979
Lowest temperature 37 °F 1985
Lowest daily high 62 °F 1918
Highest daily low 62 °F 2017
Most precipitation 0.76 inches 1918
Most snow none -
September 12 Average Weather
1991–2020 1
Average high 81.9 °F
Average low 52.0 °F
Chance precipitation 3.1%
Chance snow 0%
Petaluma September 12 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 81 54 0.00 n/a
2022 83 60 0.00 n/a
2021 85 51 0.00 n/a
2020 89 50 0.00 n/a
2019 94 54 0.00 n/a
2018 76 51 0.00 n/a
2017 93 62 0.00 n/a
2016 66 53 0.00 n/a
2015 84 51 0.00 n/a
2014 89 55 0.00 n/a
2013 75 60 0.00 n/a
2012 82 53 0.00 n/a
2011 74 52 0.00 n/a
2010 83 49 0.00 0.0
2009 87 56 0.00 0.0
2008 69 52 0.00 0.0
2007 69 57 0.00 0.0
2006 95 50 0.00 0.0
2005 n/a 50 0.00 0.0
2004 n/a 57 0.00 0.0
2003 100 56 0.00 0.0
2002 82 51 0.00 0.0
2001 72 53 0.00 0.0
2000 91 47 0.00 0.0
1999 78 56 0.00 0.0
1998 n/a n/a 0.00 0.0
1997 81 55 0.00 0.0
1996 79 53 0.00 0.0
1995 72 53 0.00 0.0
1994 76 46 0.00 0.0
1993 80 53 0.00 0.0
1992 n/a 54 0.00 0.0
1991 n/a n/a n/a n/a
1990 86 51 0.00 0.0
1989 84 52 0.00 0.0
1988 78 49 0.00 0.0
1987 78 46 0.00 0.0
1986 70 48 0.00 0.0
1985 79 37 0.00 0.0
1984 88 46 0.00 0.0
1983 101 55 0.00 0.0
1982 92 47 0.00 0.0
1981 78 54 0.00 0.0
1980 79 53 0.00 0.0
1979 108 58 0.00 0.0
1978 89 53 0.00 0.0
1977 78 53 0.00 0.0
1976 78 52 0.00 0.0
1975 71 52 0.00 0.0
1974 92 53 0.00 0.0
1973 72 54 0.00 0.0
1972 77 50 0.00 0.0
1971 102 52 0.00 0.0
1970 81 39 0.00 0.0
1969 77 52 0.00 0.0
1968 86 55 0.00 0.0
1967 95 54 0.00 0.0
1966 73 47 0.00 0.0
1965 84 52 0.00 0.0
1964 66 49 0.00 0.0
1963 78 53 0.01 0.0
1962 75 47 0.00 0.0
1961 81 46 0.00 0.0
1960 85 47 0.00 0.0
1959 86 50 0.00 0.0
1958 73 54 0.00 0.0
1957 82 51 0.00 0.0
1956 75 42 0.00 0.0
1955 90 45 0.00 0.0
1954 83 44 0.00 0.0
1953 96 59 0.00 0.0
1952 85 48 0.00 0.0
1951 78 53 0.00 0.0
1950 73 54 0.00 0.0
1949 79 50 0.00 0.0
1948 89 48 0.00 0.0
1947 84 49 0.00 0.0
1946 87 43 0.00 0.0
1945 81 53 0.00 0.0
1944 80 48 0.00 0.0
1943 88 48 0.00 0.0
1942 87 52 0.00 n/a
1941 78 45 0.00 n/a
1940 77 62 0.00 n/a
1939 68 53 0.00 n/a
1938 80 52 0.00 n/a
1937 72 50 0.00 n/a
1936 77 43 0.00 n/a
1935 78 44 0.00 0.0
1934 84 47 0.00 n/a
1933 76 49 0.00 n/a
1932 82 48 0.00 n/a
1931 95 43 0.00 n/a
1930 75 52 0.00 n/a
1929 81 43 n/a n/a
1928 76 46 0.00 n/a
1927 n/a n/a n/a n/a
1926 78 43 0.00 n/a
1925 78 52 0.00 n/a
1924 80 47 0.00 0.0
1923 86 41 0.00 n/a
1922 84 56 n/a n/a
1921 72 56 0.00 n/a
1920 74 48 0.00 n/a
1919 86 46 0.00 n/a
1918 62 61 0.76 n/a
1917 76 48 0.00 n/a
1916 95 46 0.00 n/a
1915 72 39 n/a n/a
1914 80 42 0.00 n/a
1913 72 52 0.00 n/a
1912 n/a n/a n/a n/a
1911 n/a n/a n/a n/a
1910 n/a n/a n/a n/a
1909 n/a n/a n/a n/a
1908 n/a n/a n/a n/a
1907 n/a n/a n/a n/a
1906 n/a n/a n/a n/a
1905 n/a n/a n/a n/a
1904 n/a n/a n/a n/a
1903 n/a n/a n/a n/a
1902 n/a n/a n/a n/a
1901 n/a n/a n/a n/a
1900 n/a n/a n/a n/a
1899 n/a n/a n/a n/a
1898 n/a n/a n/a n/a
1897 n/a n/a n/a n/a
1896 n/a n/a n/a n/a
1895 n/a n/a 0.00 n/a
1894 n/a n/a 0.00 n/a
1893 n/a n/a n/a n/a
What's the all-time high for Petaluma on 9/12?
For the date of Sep 12, the highest temperature ever reached in Petaluma history is 108 °F which happened in 1979.
Highest Temperatures in Petaluma on September 12
Rank Temperature Year
1 108 °F 1979
2 102 °F 1971
3 101 °F 1983
4 100 °F 2003
5 96 °F 1953
6 95 °F 2006
6 95 °F 1931
6 95 °F 1967
6 95 °F 1916
10 94 °F 2019
What's the all-time low for Petaluma on 9/12?
For the date of Sep 12, the lowest temperature ever reached in Petaluma history is 37 °F which happened in 1985.
Lowest Temperatures in Petaluma on September 12
Rank Temperature Year
1 37 °F 1985
2 39 °F 1915
2 39 °F 1970
4 41 °F 1923
5 42 °F 1914
5 42 °F 1956
7 43 °F 1929
7 43 °F 1946
7 43 °F 1936
7 43 °F 1931
7 43 °F 1926
Lowest High Temperatures in Petaluma on September 12
Rank Temperature Year
1 62 °F 1918
2 66 °F 1964
2 66 °F 2016
4 68 °F 1939
5 69 °F 2007
5 69 °F 2008
7 70 °F 1986
8 71 °F 1975
9 72 °F 1995
9 72 °F 1937
9 72 °F 1915
9 72 °F 2001
9 72 °F 1973
9 72 °F 1913
9 72 °F 1921
What's the most it has ever rained in Petaluma on 9/12?
For the date of Sep 12, the most precipitation ever recorded in Petaluma history is 0.76 inches which happened in 1918.
All-Time Most Precipitation in Petaluma on September 12
Rank Precipitation Year
1 0.76 inches 1918
2 0.01 inches 1963
Weather Station Details
Years Station Coordinates
1893–2024 Petaluma Airport location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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