Livermore August 21 Weather Records

Daily averages and all-time records for weather in Livermore, California for the date of August 21.
August 21 All-Time Records
1903–2024
Highest temperature 106 °F 1950
Lowest temperature 41 °F 1910
Lowest daily high 67 °F 1922
Highest daily low 67 °F 1947
Most precipitation none -
August 21 Average Weather
1991–2020 1
Average high 88.3 °F
Average low 57.3 °F
Chance precipitation 1.0%
Livermore August 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 80 66 0.00 n/a
2022 88 59 0.00 n/a
2021 78 57 0.00 n/a
2020 96 60 0.00 n/a
2019 93 56 0.00 0.0
2018 73 57 0.00 n/a
2017 82 59 0.00 n/a
2016 85 57 0.00 n/a
2015 85 63 0.00 n/a
2014 90 59 0.00 n/a
2013 86 59 0.00 0.0
2012 86 55 0.00 n/a
2011 79 57 0.00 n/a
2010 70 53 0.00 n/a
2009 101 56 0.00 n/a
2008 80 59 0.00 n/a
2007 96 60 0.00 n/a
2006 81 54 0.00 n/a
2005 83 55 0.00 n/a
2004 78 58 0.00 n/a
2003 76 61 0.00 n/a
2002 83 52 0.00 n/a
2001 76 53 0.00 n/a
2000 90 51 0.00 n/a
1999 95 55 0.00 n/a
1998 87 50 0.00 0.0
1997 90 57 0.00 0.0
1996 92 54 0.00 0.0
1995 88 58 0.00 0.0
1994 81 53 0.00 0.0
1993 92 55 0.00 0.0
1992 84 55 0.00 0.0
1991 85 56 0.00 0.0
1990 85 60 0.00 0.0
1989 80 56 0.00 0.0
1988 78 56 0.00 0.0
1987 79 53 0.00 0.0
1986 88 52 0.00 0.0
1985 82 49 0.00 0.0
1984 89 52 0.00 0.0
1983 79 54 0.00 0.0
1982 103 56 0.00 0.0
1981 92 50 0.00 0.0
1980 90 54 0.00 0.0
1979 79 53 0.00 0.0
1978 81 61 0.00 0.0
1977 91 52 0.00 0.0
1976 81 58 0.00 0.0
1975 89 55 0.00 0.0
1974 100 49 0.00 0.0
1973 91 46 0.00 0.0
1972 94 49 0.00 0.0
1971 83 57 0.00 0.0
1970 85 49 0.00 0.0
1969 105 54 0.00 0.0
1968 75 51 0.00 0.0
1967 90 54 0.00 0.0
1966 84 53 0.00 0.0
1965 82 55 0.00 0.0
1964 104 58 0.00 0.0
1963 90 48 0.00 0.0
1962 99 57 0.00 0.0
1961 100 57 0.00 0.0
1960 93 48 0.00 0.0
1959 72 46 0.00 0.0
1958 97 57 0.00 0.0
1957 82 53 0.00 0.0
1956 85 51 0.00 0.0
1955 98 50 0.00 0.0
1954 71 53 0.00 0.0
1953 81 53 0.00 0.0
1952 95 53 0.00 0.0
1951 89 56 0.00 0.0
1950 106 53 0.00 0.0
1949 90 48 0.00 0.0
1948 91 59 0.00 0.0
1947 83 67 0.00 0.0
1946 85 n/a 0.00 0.0
1945 95 62 0.00 0.0
1944 86 50 0.00 0.0
1943 81 49 0.00 n/a
1942 96 56 0.00 n/a
1941 78 55 0.00 n/a
1940 81 51 0.00 n/a
1939 90 56 0.00 n/a
1938 84 52 0.00 n/a
1937 90 52 0.00 n/a
1936 73 59 0.00 n/a
1935 94 51 0.00 n/a
1934 85 56 0.00 n/a
1933 92 53 0.00 n/a
1932 96 50 0.00 n/a
1931 90 54 0.00 n/a
1930 93 54 0.00 n/a
1929 95 58 0.00 n/a
1928 88 51 0.00 n/a
1927 88 54 0.00 n/a
1926 75 54 0.00 n/a
1925 76 52 0.00 n/a
1924 81 54 0.00 n/a
1923 81 59 0.00 n/a
1922 67 49 0.00 n/a
1921 86 55 0.00 n/a
1920 83 57 0.00 n/a
1919 80 54 0.00 n/a
1918 n/a n/a 0.00 n/a
1917 84 50 0.00 n/a
1916 90 52 0.00 n/a
1915 81 54 0.00 n/a
1914 93 51 0.00 n/a
1913 94 60 0.00 n/a
1912 85 52 0.00 n/a
1911 93 51 0.00 n/a
1910 95 41 0.00 n/a
1909 87 52 0.00 n/a
1908 77 50 0.00 n/a
1907 85 53 0.00 n/a
1906 78 53 0.00 n/a
1905 76 57 0.00 n/a
1904 93 50 0.00 n/a
1903 77 49 0.00 n/a
What's the all-time high for Livermore on 8/21?
For the date of Aug 21, the highest temperature ever reached in Livermore history is 106 °F which happened in 1950.
Highest Temperatures in Livermore on August 21
Rank Temperature Year
1 106 °F 1950
2 105 °F 1969
3 104 °F 1964
4 103 °F 1982
5 101 °F 2009
6 100 °F 1961
6 100 °F 1974
8 99 °F 1962
9 98 °F 1955
10 97 °F 1958
What's the all-time low for Livermore on 8/21?
For the date of Aug 21, the lowest temperature ever reached in Livermore history is 41 °F which happened in 1910.
Lowest Temperatures in Livermore on August 21
Rank Temperature Year
1 41 °F 1910
2 46 °F 1959
2 46 °F 1973
4 48 °F 1960
4 48 °F 1963
4 48 °F 1949
7 49 °F 1922
7 49 °F 1943
7 49 °F 1985
7 49 °F 1972
7 49 °F 1903
7 49 °F 1970
7 49 °F 1974
Lowest High Temperatures in Livermore on August 21
Rank Temperature Year
1 67 °F 1922
2 70 °F 2010
3 71 °F 1954
4 72 °F 1959
5 73 °F 1936
5 73 °F 2018
7 75 °F 1926
7 75 °F 1968
9 76 °F 2003
9 76 °F 2001
9 76 °F 1925
9 76 °F 1905
Weather Station Details
Years Station Coordinates
1999–2024 Livermore Municipal Airport location
1903–1998 Livermore location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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