Petaluma January 21 Weather Records

Daily averages and all-time records for weather in Petaluma, California for the date of January 21.
January 21 All-Time Records
1893–2024
Highest temperature 70 °F 2022
Lowest temperature 20 °F 1937
Lowest daily high 45 °F 1962
Highest daily low 57 °F 1970
Most precipitation 3.60 inches 1967
Most snow none -
January 21 Average Weather
1991–2020 1
Average high 58.7 °F
Average low 39.5 °F
Chance precipitation 37.5%
Chance snow 0%
Petaluma January 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 57 52 0.12 n/a
2023 57 31 0.00 n/a
2022 70 38 0.00 n/a
2021 65 31 0.00 n/a
2020 55 40 0.20 n/a
2019 59 41 0.01 n/a
2018 56 31 0.00 n/a
2017 55 43 0.31 n/a
2016 59 49 0.00 n/a
2015 59 37 0.00 n/a
2014 67 28 0.00 n/a
2013 60 27 0.00 n/a
2012 57 46 1.53 n/a
2011 65 34 0.00 n/a
2010 59 43 0.84 0.0
2009 n/a 41 0.01 0.0
2008 n/a 33 0.02 0.0
2007 67 34 0.00 0.0
2006 55 46 0.23 0.0
2005 47 40 0.00 0.0
2004 61 38 0.00 0.0
2003 51 45 0.18 0.0
2002 58 33 0.10 0.0
2001 55 33 0.00 0.0
2000 60 45 0.02 0.0
1999 56 43 0.29 0.0
1998 55 39 0.01 0.0
1997 57 45 0.17 0.0
1996 56 n/a 0.44 0.0
1995 53 45 0.28 0.0
1994 62 41 0.00 0.0
1993 59 46 1.35 0.0
1992 53 31 0.00 0.0
1991 70 34 0.00 0.0
1990 61 29 0.00 0.0
1989 52 34 0.00 0.0
1988 70 33 0.00 0.0
1987 56 30 0.00 0.0
1986 60 39 0.00 0.0
1985 47 38 0.00 0.0
1984 59 35 0.02 0.0
1983 n/a n/a n/a n/a
1982 54 33 0.00 0.0
1981 61 51 0.75 0.0
1980 61 34 0.00 0.0
1979 60 34 0.00 0.0
1978 59 40 0.00 0.0
1977 59 38 0.00 0.0
1976 69 32 0.00 0.0
1975 62 34 0.00 0.0
1974 61 39 0.00 0.0
1973 56 44 0.27 0.0
1972 55 49 0.20 0.0
1971 64 34 0.00 0.0
1970 61 57 2.54 0.0
1969 60 54 0.54 0.0
1968 63 37 0.00 0.0
1967 58 50 3.60 0.0
1966 58 26 0.00 0.0
1965 56 47 0.00 0.0
1964 50 37 1.17 0.0
1963 59 23 0.00 0.0
1962 45 23 0.00 0.0
1961 50 31 0.00 0.0
1960 52 46 0.78 0.0
1959 59 32 0.00 0.0
1958 60 32 0.00 0.0
1957 56 32 0.00 0.0
1956 n/a 44 0.05 0.0
1955 60 32 0.00 0.0
1954 55 32 0.00 0.0
1953 58 37 0.01 0.0
1952 54 39 0.22 0.0
1951 57 45 0.47 0.0
1950 60 52 0.50 0.0
1949 48 34 0.24 0.0
1948 60 30 0.00 0.0
1947 66 33 0.00 0.0
1946 52 35 0.00 0.0
1945 54 26 0.00 0.0
1944 61 31 n/a n/a
1943 62 52 2.53 n/a
1942 58 50 0.00 n/a
1941 61 46 0.63 n/a
1940 49 35 0.00 n/a
1939 65 36 0.00 n/a
1938 62 36 0.00 0.0
1937 48 20 0.00 0.0
1936 61 32 0.00 n/a
1935 50 27 0.00 n/a
1934 63 36 0.00 n/a
1933 53 37 0.73 n/a
1932 59 35 0.00 0.0
1931 51 40 0.11 n/a
1930 62 40 n/a 0.0
1929 56 29 0.00 0.0
1928 56 38 0.00 n/a
1927 n/a n/a n/a n/a
1926 61 28 0.00 n/a
1925 63 34 0.00 0.0
1924 65 27 0.00 n/a
1923 51 33 n/a n/a
1922 52 33 0.00 n/a
1921 58 33 0.00 n/a
1920 55 42 0.19 n/a
1919 56 38 0.00 n/a
1918 59 25 0.00 n/a
1917 59 40 0.00 n/a
1916 49 36 0.00 0.0
1915 55 42 0.00 n/a
1914 56 46 1.25 n/a
1913 n/a n/a n/a 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 0.76 n/a
1894 n/a n/a 0.79 n/a
What's the all-time high for Petaluma on 1/21?
For the date of Jan 21, the highest temperature ever reached in Petaluma history is 70 °F which has happened 3 times, most recently in 2022.
Highest Temperatures in Petaluma on January 21
Rank Temperature Year
1 70 °F 1988
1 70 °F 1991
1 70 °F 2022
4 69 °F 1976
5 67 °F 2014
5 67 °F 2007
7 66 °F 1947
8 65 °F 1924
8 65 °F 1939
8 65 °F 2021
8 65 °F 2011
What's the all-time low for Petaluma on 1/21?
For the date of Jan 21, the lowest temperature ever reached in Petaluma history is 20 °F which happened in 1937.
Lowest Temperatures in Petaluma on January 21
Rank Temperature Year
1 20 °F 1937
2 23 °F 1963
2 23 °F 1962
4 25 °F 1918
5 26 °F 1966
5 26 °F 1945
7 27 °F 1935
7 27 °F 1924
7 27 °F 2013
10 28 °F 1926
10 28 °F 2014
Lowest High Temperatures in Petaluma on January 21
Rank Temperature Year
1 45 °F 1962
2 47 °F 2005
2 47 °F 1985
4 48 °F 1937
4 48 °F 1949
6 49 °F 1940
6 49 °F 1916
8 50 °F 1961
8 50 °F 1964
8 50 °F 1935
What's the most it has ever rained in Petaluma on 1/21?
For the date of Jan 21, the most precipitation ever recorded in Petaluma history is 3.60 inches which happened in 1967.
All-Time Most Precipitation in Petaluma on January 21
Rank Precipitation Year
1 3.60 inches 1967
2 2.54 inches 1970
3 2.53 inches 1943
4 1.53 inches 2012
5 1.35 inches 1993
6 1.25 inches 1914
7 1.17 inches 1964
8 0.84 inches 2010
9 0.79 inches 1894
10 0.78 inches 1960
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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