Antioch October 21 Weather Records

Daily averages and all-time records for weather in Antioch, California for the date of October 21.
October 21 All-Time Records
1915–2021
Highest temperature 91 °F 1991
Lowest temperature 34 °F 1932
Lowest daily high 63 °F 1961
Highest daily low 62 °F 2020
Most precipitation 0.36 inches 1985
October 21 Average Weather
1991–2020 1
Average high 76.0 °F
Average low 52.5 °F
Chance precipitation 5.4%
Antioch October 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2020 89 62 0.00 n/a
2019 86 57 0.00 n/a
2018 n/a n/a n/a n/a
2017 n/a n/a n/a n/a
2016 81 54 0.00 n/a
2015 82 56 0.00 n/a
2014 72 53 0.00 n/a
2013 77 50 0.00 n/a
2012 n/a n/a n/a n/a
2011 85 54 n/a n/a
2010 69 52 0.00 0.0
2009 n/a n/a n/a 0.0
2008 80 49 0.00 0.0
2007 74 49 0.00 0.0
2006 78 58 0.00 0.0
2005 72 52 0.00 0.0
2004 66 48 0.00 0.0
2003 87 55 0.00 0.0
2002 78 53 0.00 0.0
2001 80 47 0.00 0.0
2000 71 55 0.00 0.0
1999 81 55 0.00 0.0
1998 83 51 0.00 0.0
1997 74 50 0.00 0.0
1996 66 49 0.00 0.0
1995 79 53 0.00 0.0
1994 73 46 0.00 0.0
1993 78 53 0.00 0.0
1992 78 56 0.08 0.0
1991 91 62 0.00 0.0
1990 75 48 0.00 0.0
1989 72 59 0.00 0.0
1988 87 54 0.00 0.0
1987 74 56 0.00 0.0
1986 71 47 0.00 0.0
1985 68 48 0.36 0.0
1984 74 47 0.00 0.0
1983 84 48 0.00 0.0
1982 75 55 0.00 0.0
1981 81 45 0.00 0.0
1980 80 45 0.00 0.0
1979 68 42 n/a 0.0
1978 73 50 0.00 0.0
1977 72 47 0.00 0.0
1976 84 48 0.00 0.0
1975 85 49 0.00 0.0
1974 79 50 0.00 0.0
1973 76 55 0.00 0.0
1972 68 40 0.00 0.0
1971 66 39 0.00 0.0
1970 70 45 0.01 0.0
1969 71 42 0.00 0.0
1968 79 46 0.00 0.0
1967 82 48 0.00 0.0
1966 77 52 0.00 0.0
1965 80 45 0.00 0.0
1964 88 45 0.00 0.0
1963 69 50 0.00 0.0
1962 73 47 0.00 0.0
1961 63 43 0.00 0.0
1960 81 43 0.00 0.0
1959 78 44 0.00 0.0
1958 75 44 0.00 0.0
1957 68 40 0.00 0.0
1956 80 44 0.00 0.0
1955 71 54 0.00 0.0
1954 82 50 0.00 0.0
1953 72 55 0.00 0.0
1952 78 46 0.00 0.0
1951 75 54 0.00 0.0
1950 73 49 0.00 0.0
1949 69 43 0.00 0.0
1948 76 44 0.00 0.0
1947 67 52 0.09 0.0
1946 74 43 0.00 0.0
1945 76 47 0.00 0.0
1944 79 50 0.00 n/a
1943 69 49 0.14 0.0
1942 83 45 0.00 n/a
1941 63 56 0.10 n/a
1940 78 51 0.00 n/a
1939 89 45 0.00 n/a
1938 81 38 0.00 0.0
1937 87 49 0.00 n/a
1936 79 42 0.00 n/a
1935 73 38 0.00 n/a
1934 74 50 0.10 n/a
1933 80 45 0.00 n/a
1932 79 34 0.00 n/a
1931 68 45 0.00 n/a
1930 70 46 0.00 0.0
1929 91 50 0.00 n/a
1928 76 41 0.00 n/a
1927 84 53 0.00 n/a
1926 69 53 0.00 n/a
1925 86 46 0.00 n/a
1924 n/a n/a n/a n/a
1923 77 52 n/a n/a
1922 85 56 n/a n/a
1921 89 57 n/a n/a
1920 70 41 n/a n/a
1919 78 46 n/a n/a
1918 82 49 0.00 n/a
1917 72 46 n/a n/a
1916 73 58 0.00 n/a
What's the all-time high for Antioch on 10/21?
For the date of Oct 21, the highest temperature ever reached in Antioch history is 91 °F which has happened 2 times, most recently in 1991.
Highest Temperatures in Antioch on October 21
Rank Temperature Year
1 91 °F 1929
1 91 °F 1991
3 89 °F 1921
3 89 °F 1939
3 89 °F 2020
6 88 °F 1964
7 87 °F 1937
7 87 °F 1988
7 87 °F 2003
10 86 °F 2019
10 86 °F 1925
What's the all-time low for Antioch on 10/21?
For the date of Oct 21, the lowest temperature ever reached in Antioch history is 34 °F which happened in 1932.
Lowest Temperatures in Antioch on October 21
Rank Temperature Year
1 34 °F 1932
2 38 °F 1935
2 38 °F 1938
4 39 °F 1971
5 40 °F 1957
5 40 °F 1972
7 41 °F 1928
7 41 °F 1920
9 42 °F 1969
9 42 °F 1979
9 42 °F 1936
Lowest High Temperatures in Antioch on October 21
Rank Temperature Year
1 63 °F 1941
1 63 °F 1961
3 66 °F 1996
3 66 °F 1971
3 66 °F 2004
6 67 °F 1947
7 68 °F 1931
7 68 °F 1957
7 68 °F 1985
7 68 °F 1979
7 68 °F 1972
What's the most it has ever rained in Antioch on 10/21?
For the date of Oct 21, the most precipitation ever recorded in Antioch history is 0.36 inches which happened in 1985.
All-Time Most Precipitation in Antioch on October 21
Rank Precipitation Year
1 0.36 inches 1985
2 0.14 inches 1943
3 0.10 inches 1934
3 0.10 inches 1941
5 0.09 inches 1947
6 0.08 inches 1992
7 0.01 inches 1970
Weather Station Details
Years Station Coordinates
1956–2021 Antioch Pumping Plant #3 location
1915–1955 Antioch Fireboard Mills location