Most Yearly Precipitation in Petaluma History

This is a list of the largest annual precipitation totals ever recorded in Petaluma, California history from 1893–2024.
What Was the Wettest Year in Petaluma History?
According to NOAA records, the most precipitation that Petaluma, California has ever received in a single calendar year is 48.7 inches which occurred in 1983.
Year to date though March 26, 2024: 16.3 inches
Petaluma Precipitation by Year
  • Years marked with a gold background have more than 5% incomplete data
  • Click column headers to sort
Year Rank Precipitation (inches)
2024 92 16.3
2023 28 30.3
2022 99 14.9
2021 64 21.9
2020 112 9.7
2019 19 32.6
2018 58 23.0
2017 22 31.2
2016 33 28.4
2015 109 12.0
2014 13 34.2
2013 115 5.6
2012 34 28.3
2011 53 23.5
2010 11 34.5
2009 82 18.9
2008 87 18.0
2007 103 14.3
2006 27 30.4
2005 14 34.1
2004 39 26.6
2003 84 18.3
2002 48 24.7
2001 61 22.0
2000 60 22.5
1999 50 24.1
1998 2 45.9
1997 59 22.7
1996 7 36.6
1995 4 42.3
1994 68 21.5
1993 41 26.1
1992 35 28.2
1991 101 14.7
1990 107 12.3
1989 97 15.0
1988 100 14.9
1987 54 23.2
1986 17 33.0
1985 91 16.5
1984 88 17.1
1983 1 48.7
1982 9 34.8
1981 49 24.7
1980 57 23.1
1979 21 31.5
1978 37 27.9
1977 95 15.3
1976 114 9.0
1975 56 23.1
1974 74 20.3
1973 6 38.6
1972 73 20.8
1971 98 15.0
1970 8 35.3
1969 62 22.0
1968 42 26.0
1967 23 31.1
1966 71 21.2
1965 70 21.2
1964 67 21.5
1963 43 25.7
1962 44 25.5
1961 80 19.3
1960 66 21.6
1959 90 16.9
1958 29 30.0
1957 47 24.8
1956 78 19.5
1955 38 27.2
1954 46 24.9
1953 94 15.3
1952 16 33.1
1951 65 21.8
1950 18 32.7
1949 93 15.6
1948 79 19.4
1947 102 14.7
1946 104 14.0
1945 31 29.5
1944 32 28.7
1943 83 18.4
1942 20 31.8
1941 5 41.0
1940 3 44.2
1939 111 10.3
1938 30 29.6
1937 25 30.7
1936 55 23.1
1935 52 23.5
1934 86 18.1
1933 69 21.5
1932 105 13.6
1931 40 26.3
1930 96 15.2
1929 106 13.2
1928 72 21.2
1927 113 9.2
1926 10 34.5
1925 26 30.6
1924 76 20.0
1923 110 11.7
1922 45 25.5
1921 51 23.6
1920 63 22.0
1919 81 19.0
1918 77 19.7
1917 108 12.1
1916 24 30.8
1915 12 34.4
1914 15 33.4
1913 74 20.3
1912 116 0.0
1911 116 0.0
1910 116 0.0
1909 116 0.0
1908 116 0.0
1907 116 0.0
1906 116 0.0
1905 116 0.0
1904 116 0.0
1903 116 0.0
1902 116 0.0
1901 116 0.0
1900 116 0.0
1899 116 0.0
1898 116 0.0
1897 116 0.0
1896 116 0.0
1895 89 16.9
1894 36 27.9
1893 85 18.2