Petaluma April 18 Weather Records

Daily averages and all-time records for weather in Petaluma, California for the date of April 18.
April 18 All-Time Records
1893–2024
Highest temperature 85 °F 1950
Lowest temperature 31 °F 1917
Lowest daily high 53 °F 1967
Highest daily low 62 °F 1920
Most precipitation 0.66 inches 1965
Most snow none -
April 18 Average Weather
1991–2020 1
Average high 68.5 °F
Average low 44.3 °F
Chance precipitation 21.4%
Chance snow 0%
Petaluma April 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 75 46 0.00 n/a
2023 57 38 0.10 n/a
2022 65 35 0.00 n/a
2021 82 39 0.00 n/a
2020 60 52 0.00 n/a
2019 79 43 0.00 n/a
2018 62 44 0.00 n/a
2017 67 50 0.28 n/a
2016 83 50 0.00 n/a
2015 75 48 0.00 n/a
2014 68 48 0.00 n/a
2013 74 42 0.00 n/a
2012 66 48 0.00 n/a
2011 61 51 0.00 n/a
2010 76 41 0.00 0.0
2009 78 40 0.00 0.0
2008 78 39 0.00 0.0
2007 61 39 0.00 0.0
2006 67 40 0.00 0.0
2005 66 40 0.00 0.0
2004 61 39 0.24 0.0
2003 65 42 0.04 0.0
2002 63 35 0.00 0.0
2001 n/a 44 0.02 0.0
2000 65 41 0.00 0.0
1999 69 43 0.00 0.0
1998 64 36 0.00 0.0
1997 70 53 n/a 0.0
1996 62 34 0.38 0.0
1995 63 41 0.03 0.0
1994 71 47 0.00 0.0
1993 63 42 n/a 0.0
1992 73 48 n/a 0.0
1991 64 40 0.00 0.0
1990 71 50 0.00 0.0
1989 74 52 0.00 0.0
1988 67 48 0.00 0.0
1987 68 42 0.00 0.0
1986 75 40 0.00 0.0
1985 66 38 0.00 0.0
1984 60 46 0.28 0.0
1983 67 43 0.06 0.0
1982 75 49 0.00 0.0
1981 57 n/a 0.00 0.0
1980 69 41 0.00 0.0
1979 61 35 0.00 0.0
1978 67 38 0.00 0.0
1977 82 45 0.00 0.0
1976 68 42 0.00 0.0
1975 59 37 0.00 0.0
1974 60 45 0.04 0.0
1973 62 39 0.00 0.0
1972 70 40 0.00 0.0
1971 64 42 0.00 0.0
1970 65 38 0.00 0.0
1969 65 45 0.00 0.0
1968 71 41 0.00 0.0
1967 53 33 0.29 0.0
1966 68 43 0.00 0.0
1965 62 49 0.66 0.0
1964 65 37 0.00 0.0
1963 59 36 0.00 0.0
1962 70 40 0.00 0.0
1961 60 38 0.00 0.0
1960 68 49 0.00 0.0
1959 72 32 0.00 0.0
1958 69 52 0.00 0.0
1957 64 44 0.28 0.0
1956 82 39 0.00 0.0
1955 55 38 0.29 0.0
1954 79 46 0.00 0.0
1953 75 41 0.00 0.0
1952 75 43 0.00 0.0
1951 67 38 0.00 0.0
1950 85 45 0.00 0.0
1949 62 43 0.00 0.0
1948 70 43 0.00 0.0
1947 74 n/a 0.00 0.0
1946 62 48 0.00 0.0
1945 76 44 0.00 0.0
1944 63 39 0.00 n/a
1943 68 40 0.00 n/a
1942 68 40 0.00 n/a
1941 70 39 0.00 n/a
1940 76 46 0.00 n/a
1939 73 46 0.00 n/a
1938 83 48 0.00 0.0
1937 73 37 0.00 n/a
1936 66 45 0.00 0.0
1935 74 39 0.00 n/a
1934 74 47 0.00 n/a
1933 61 32 0.00 n/a
1932 72 44 0.00 n/a
1931 67 39 0.00 n/a
1930 74 46 0.00 n/a
1929 62 44 0.12 n/a
1928 63 52 0.00 n/a
1927 n/a n/a n/a n/a
1926 62 44 0.06 0.0
1925 61 34 n/a 0.0
1924 84 44 0.00 n/a
1923 65 42 0.00 n/a
1922 72 44 n/a n/a
1921 65 50 0.00 n/a
1920 78 62 0.00 n/a
1919 69 50 0.00 n/a
1918 85 48 0.00 n/a
1917 61 31 0.00 n/a
1916 62 36 0.00 n/a
1915 59 48 0.00 n/a
1914 81 41 0.00 n/a
1913 60 40 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 0.00 n/a
What's the all-time high for Petaluma on 4/18?
For the date of Apr 18, the highest temperature ever reached in Petaluma history is 85 °F which has happened 2 times, most recently in 1950.
Highest Temperatures in Petaluma on April 18
Rank Temperature Year
1 85 °F 1918
1 85 °F 1950
3 84 °F 1924
4 83 °F 2016
4 83 °F 1938
6 82 °F 1956
6 82 °F 2021
6 82 °F 1977
9 81 °F 1914
10 79 °F 2019
10 79 °F 1954
What's the all-time low for Petaluma on 4/18?
For the date of Apr 18, the lowest temperature ever reached in Petaluma history is 31 °F which happened in 1917.
Lowest Temperatures in Petaluma on April 18
Rank Temperature Year
1 31 °F 1917
2 32 °F 1933
2 32 °F 1959
4 33 °F 1967
5 34 °F 1925
5 34 °F 1996
7 35 °F 1979
7 35 °F 2002
7 35 °F 2022
10 36 °F 1998
10 36 °F 1916
10 36 °F 1963
Lowest High Temperatures in Petaluma on April 18
Rank Temperature Year
1 53 °F 1967
2 55 °F 1955
3 57 °F 1981
3 57 °F 2023
5 59 °F 1963
5 59 °F 1915
5 59 °F 1975
8 60 °F 1984
8 60 °F 1961
8 60 °F 2020
8 60 °F 1974
8 60 °F 1913
What's the most it has ever rained in Petaluma on 4/18?
For the date of Apr 18, the most precipitation ever recorded in Petaluma history is 0.66 inches which happened in 1965.
All-Time Most Precipitation in Petaluma on April 18
Rank Precipitation Year
1 0.66 inches 1965
2 0.38 inches 1996
3 0.29 inches 1955
3 0.29 inches 1967
5 0.28 inches 1984
5 0.28 inches 1957
5 0.28 inches 2017
8 0.24 inches 2004
9 0.12 inches 1929
10 0.10 inches 2023
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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