San Rafael April 21 Weather Records

Daily averages and all-time records for weather in San Rafael, California for the date of April 21.
April 21 All-Time Records
1894–2024
Highest temperature 90 °F 2009
Lowest temperature 37 °F 1977
Lowest daily high 54 °F 2007
Highest daily low 57 °F 2009
Most precipitation 1.70 inches 1955
Most snow none -
April 21 Average Weather
1991–2020 1
Average high 67.8 °F
Average low 47.8 °F
Chance precipitation 19.9%
Chance snow 0%
San Rafael April 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 78 50 0.00 n/a
2023 85 50 0.00 n/a
2022 n/a n/a 0.03 n/a
2021 66 47 0.00 n/a
2020 n/a n/a n/a n/a
2019 n/a n/a n/a n/a
2018 80 46 0.00 n/a
2017 76 47 0.00 n/a
2016 68 56 0.00 n/a
2015 n/a n/a n/a n/a
2014 73 50 0.00 n/a
2013 86 48 0.00 n/a
2012 89 55 0.00 n/a
2011 64 46 0.01 n/a
2010 57 46 0.03 0.0
2009 90 57 0.00 0.0
2008 55 41 0.00 0.0
2007 54 46 0.61 0.0
2006 68 46 0.00 0.0
2005 73 43 0.00 0.0
2004 n/a n/a n/a 0.0
2003 55 46 0.03 0.0
2002 73 41 0.00 0.0
2001 63 41 0.00 0.0
2000 68 49 0.00 0.0
1999 61 47 0.00 0.0
1998 81 47 0.00 0.0
1997 69 57 0.00 0.0
1996 62 47 0.00 0.0
1995 68 41 0.00 0.0
1994 64 52 0.00 0.0
1993 73 45 0.00 0.0
1992 63 50 0.00 0.0
1991 69 50 0.28 0.0
1990 66 50 0.00 0.0
1989 68 55 0.12 0.0
1988 64 45 0.00 0.0
1987 78 49 0.00 0.0
1986 85 51 0.00 0.0
1985 56 47 n/a 0.0
1984 n/a n/a n/a n/a
1983 n/a n/a n/a n/a
1982 n/a n/a n/a n/a
1981 n/a n/a n/a n/a
1980 55 47 0.49 0.0
1979 70 46 0.00 0.0
1978 65 42 0.00 0.0
1977 75 37 0.00 0.0
1976 73 39 0.00 0.0
1975 75 44 0.00 0.0
1974 85 47 0.00 0.0
1973 77 50 0.00 0.0
1972 71 44 0.00 0.0
1971 60 42 0.00 0.0
1970 63 42 0.01 0.0
1969 78 46 0.00 0.0
1968 69 41 0.00 0.0
1967 56 44 0.60 0.0
1966 75 42 0.00 0.0
1965 72 n/a 0.10 0.0
1964 70 39 0.00 0.0
1963 64 49 0.08 0.0
1962 69 45 0.00 0.0
1961 57 44 0.19 0.0
1960 64 48 0.00 0.0
1959 69 49 0.00 0.0
1958 80 47 0.00 0.0
1957 n/a n/a n/a n/a
1956 n/a n/a n/a n/a
1955 62 49 1.70 0.0
1954 79 47 0.00 0.0
1953 74 50 0.00 0.0
1952 79 45 0.00 0.0
1951 65 47 0.00 0.0
1950 84 49 0.00 0.0
1949 83 48 0.00 0.0
1948 59 48 0.42 0.0
1947 66 43 0.00 0.0
1946 n/a n/a n/a n/a
1945 n/a n/a n/a n/a
1944 n/a n/a n/a n/a
1943 n/a n/a n/a n/a
1942 n/a n/a n/a n/a
1941 n/a n/a n/a n/a
1940 n/a n/a n/a n/a
1939 n/a n/a n/a n/a
1938 n/a n/a n/a n/a
1937 n/a n/a n/a n/a
1936 n/a n/a n/a n/a
1935 n/a n/a n/a n/a
1934 n/a n/a n/a n/a
1933 n/a n/a n/a n/a
1932 n/a n/a n/a n/a
1931 n/a n/a n/a n/a
1930 n/a n/a n/a n/a
1929 n/a n/a n/a n/a
1928 n/a n/a n/a n/a
1927 n/a n/a n/a n/a
1926 n/a n/a n/a n/a
1925 n/a n/a n/a n/a
1924 n/a n/a n/a n/a
1923 n/a n/a n/a n/a
1922 n/a n/a n/a n/a
1921 n/a n/a n/a n/a
1920 n/a n/a n/a n/a
1919 n/a n/a n/a n/a
1918 n/a n/a n/a n/a
1917 n/a n/a n/a n/a
1916 n/a n/a n/a n/a
1915 n/a n/a n/a n/a
1914 n/a n/a n/a 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 70 45 0.34 0.0
1904 59 41 0.00 0.0
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 81 43 0.00 n/a
1894 63 n/a 0.00 n/a
What's the all-time high for San Rafael on 4/21?
For the date of Apr 21, the highest temperature ever reached in San Rafael history is 90 °F which happened in 2009.
Highest Temperatures in San Rafael on April 21
Rank Temperature Year
1 90 °F 2009
2 89 °F 2012
3 86 °F 2013
4 85 °F 1974
4 85 °F 2023
4 85 °F 1986
7 84 °F 1950
8 83 °F 1949
9 81 °F 1998
9 81 °F 1895
What's the all-time low for San Rafael on 4/21?
For the date of Apr 21, the lowest temperature ever reached in San Rafael history is 37 °F which happened in 1977.
Lowest Temperatures in San Rafael on April 21
Rank Temperature Year
1 37 °F 1977
2 39 °F 1964
2 39 °F 1976
4 41 °F 1904
4 41 °F 2001
4 41 °F 1995
4 41 °F 1968
4 41 °F 2002
4 41 °F 2008
10 42 °F 1971
10 42 °F 1966
10 42 °F 1978
10 42 °F 1970
Lowest High Temperatures in San Rafael on April 21
Rank Temperature Year
1 54 °F 2007
2 55 °F 2003
2 55 °F 1980
2 55 °F 2008
5 56 °F 1967
5 56 °F 1985
7 57 °F 1961
7 57 °F 2010
9 59 °F 1904
9 59 °F 1948
What's the most it has ever rained in San Rafael on 4/21?
For the date of Apr 21, the most precipitation ever recorded in San Rafael history is 1.70 inches which happened in 1955.
All-Time Most Precipitation in San Rafael on April 21
Rank Precipitation Year
1 1.70 inches 1955
2 0.61 inches 2007
3 0.60 inches 1967
4 0.49 inches 1980
5 0.42 inches 1948
6 0.34 inches 1905
7 0.28 inches 1991
8 0.19 inches 1961
9 0.12 inches 1989
10 0.10 inches 1965
Weather Station Details
Years Station Coordinates
1894–2024 San Rafael Civic Center location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
© H Brothers Inc, 2021–2024
Contact us | Privacy policy