Santa Barbara May 21 Weather Records

Daily averages and all-time records for weather in Santa Barbara, California for the date of May 21.
May 21 All-Time Records
1893–2024
Highest temperature 90 °F 1911
Lowest temperature 42 °F 1975
Lowest daily high 61 °F 1955
Highest daily low 58 °F 2023
Most precipitation 0.98 inches 1921
May 21 Average Weather
1991–2020 1
Average high 69.6 °F
Average low 51.5 °F
Chance precipitation 5.9%
Santa Barbara May 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 64 58 0.00 n/a
2022 71 49 0.00 n/a
2021 71 50 0.00 n/a
2020 76 48 0.00 n/a
2019 70 50 0.00 n/a
2018 68 51 0.00 n/a
2017 73 54 0.00 n/a
2016 67 44 0.00 n/a
2015 68 51 0.00 n/a
2014 70 53 0.00 n/a
2013 72 58 0.00 n/a
2012 69 55 0.00 n/a
2011 64 52 0.00 n/a
2010 78 52 0.00 n/a
2009 67 51 0.00 n/a
2008 76 53 0.00 n/a
2007 64 50 0.00 n/a
2006 68 58 0.87 n/a
2005 79 53 0.00 n/a
2004 74 48 0.00 n/a
2003 74 54 0.00 n/a
2002 73 48 0.00 n/a
2001 63 57 0.03 n/a
2000 72 57 0.00 n/a
1999 64 48 0.00 n/a
1998 74 47 0.00 n/a
1997 n/a n/a n/a n/a
1996 n/a n/a n/a n/a
1995 65 53 0.00 0.0
1994 74 48 0.00 0.0
1993 74 53 0.00 0.0
1992 72 55 0.00 0.0
1991 64 49 0.00 0.0
1990 73 50 0.00 0.0
1989 78 46 0.00 0.0
1988 76 52 0.00 0.0
1987 69 46 0.00 0.0
1986 69 50 0.00 0.0
1985 67 48 0.00 0.0
1984 67 54 0.00 0.0
1983 64 54 0.00 0.0
1982 62 53 0.00 0.0
1981 67 45 0.00 0.0
1980 64 54 0.10 0.0
1979 68 58 0.00 0.0
1978 63 48 0.00 0.0
1977 72 52 0.00 0.0
1976 66 52 0.00 0.0
1975 64 42 0.00 0.0
1974 73 47 0.00 0.0
1973 65 51 0.00 0.0
1972 72 43 0.00 0.0
1971 74 47 0.00 0.0
1970 67 48 0.00 0.0
1969 64 52 0.00 0.0
1968 68 52 0.00 0.0
1967 64 55 0.00 0.0
1966 64 57 0.00 0.0
1965 73 49 0.00 0.0
1964 72 48 0.00 0.0
1963 69 53 0.00 0.0
1962 73 46 0.00 0.0
1961 68 45 0.00 0.0
1960 76 50 0.00 0.0
1959 69 51 0.00 0.0
1958 72 54 0.00 0.0
1957 76 52 0.00 0.0
1956 68 50 0.00 0.0
1955 61 53 0.00 0.0
1954 66 49 0.00 0.0
1953 72 45 0.00 0.0
1952 71 52 0.00 0.0
1951 64 53 0.00 0.0
1950 63 52 0.00 0.0
1949 76 49 0.00 0.0
1948 70 42 0.00 0.0
1947 66 50 0.00 0.0
1946 70 52 0.00 0.0
1945 73 48 0.00 0.0
1944 66 53 0.00 0.0
1943 73 52 0.00 0.0
1942 73 56 0.00 0.0
1941 87 54 0.00 0.0
1940 69 58 0.00 0.0
1939 71 42 0.00 0.0
1938 66 45 0.00 0.0
1937 67 54 0.00 0.0
1936 75 44 0.00 0.0
1935 75 52 0.00 0.0
1934 77 52 0.00 0.0
1933 67 45 0.11 0.0
1932 79 55 0.00 0.0
1931 77 53 0.00 0.0
1930 73 52 0.00 0.0
1929 68 48 0.00 0.0
1928 70 56 0.00 0.0
1927 73 48 0.00 n/a
1926 68 55 0.00 n/a
1925 71 54 0.00 0.0
1924 69 48 n/a n/a
1923 65 42 n/a n/a
1922 75 45 0.00 n/a
1921 62 51 0.98 n/a
1920 65 55 n/a n/a
1919 66 50 0.10 n/a
1918 62 45 n/a n/a
1917 65 48 0.00 0.0
1916 71 46 0.00 n/a
1915 71 46 n/a n/a
1914 62 54 n/a n/a
1913 62 46 0.00 n/a
1912 70 45 0.00 n/a
1911 90 52 0.00 0.0
1910 67 45 0.00 0.0
1909 65 43 0.00 n/a
1908 83 46 0.00 n/a
1907 71 47 0.00 n/a
1906 69 46 0.00 n/a
1905 67 49 0.00 n/a
1904 65 51 0.00 n/a
1903 66 44 0.00 n/a
1902 63 48 0.00 n/a
1901 75 50 0.00 n/a
1900 71 55 0.00 n/a
1899 66 51 0.00 n/a
1898 69 52 0.00 n/a
1897 62 56 0.00 n/a
1896 68 57 0.00 n/a
1895 67 46 0.00 n/a
1894 66 51 0.00 n/a
1893 81 53 0.00 n/a
What's the all-time high for Santa Barbara on 5/21?
For the date of May 21, the highest temperature ever reached in Santa Barbara history is 90 °F which happened in 1911.
Highest Temperatures in Santa Barbara on May 21
Rank Temperature Year
1 90 °F 1911
2 87 °F 1941
3 83 °F 1908
4 81 °F 1893
5 79 °F 1932
5 79 °F 2005
7 78 °F 1989
7 78 °F 2010
9 77 °F 1931
9 77 °F 1934
What's the all-time low for Santa Barbara on 5/21?
For the date of May 21, the lowest temperature ever reached in Santa Barbara history is 42 °F which has happened 4 times, most recently in 1975.
Lowest Temperatures in Santa Barbara on May 21
Rank Temperature Year
1 42 °F 1923
1 42 °F 1975
1 42 °F 1948
1 42 °F 1939
5 43 °F 1972
5 43 °F 1909
7 44 °F 1903
7 44 °F 2016
7 44 °F 1936
10 45 °F 1918
10 45 °F 1953
10 45 °F 1933
10 45 °F 1981
10 45 °F 1912
10 45 °F 1910
10 45 °F 1922
10 45 °F 1938
10 45 °F 1961
Lowest High Temperatures in Santa Barbara on May 21
Rank Temperature Year
1 61 °F 1955
2 62 °F 1913
2 62 °F 1982
2 62 °F 1897
2 62 °F 1918
2 62 °F 1914
2 62 °F 1921
8 63 °F 2001
8 63 °F 1902
8 63 °F 1950
8 63 °F 1978
What's the most it has ever rained in Santa Barbara on 5/21?
For the date of May 21, the most precipitation ever recorded in Santa Barbara history is 0.98 inches which happened in 1921.
All-Time Most Precipitation in Santa Barbara on May 21
Rank Precipitation Year
1 0.98 inches 1921
2 0.87 inches 2006
3 0.11 inches 1933
4 0.10 inches 1919
4 0.10 inches 1980
6 0.03 inches 2001
Weather Station Details
Years Station Coordinates
1942–2024 Santa Barbara Municipal Airport location
1893–1941 Santa Barbara location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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