Austin May 21 Weather Records

Daily averages and all-time records for weather in Austin, Texas for the date of May 21.
May 21 All-Time Records
1893–2024
Highest temperature 99 °F 2022
Lowest temperature 46 °F 2002
Lowest daily high 73 °F 1967
Highest daily low 76 °F 1902
Most precipitation 5.55 inches 1979
Most snow none -
May 21 Average Weather
1991–2020 1
Average high 88.0 °F
Average low 66.8 °F
Chance precipitation 26.1%
Chance snow 0%
Austin May 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 74 63 0.05 0.0
2022 99 70 0.17 0.0
2021 84 61 0.00 0.0
2020 92 71 0.00 0.0
2019 88 66 0.14 0.0
2018 86 68 0.00 0.0
2017 79 63 0.58 0.0
2016 84 69 0.00 0.0
2015 75 62 0.02 0.0
2014 89 68 0.00 0.0
2013 91 69 0.00 0.0
2012 90 62 0.00 0.0
2011 90 64 0.01 0.0
2010 92 72 0.00 0.0
2009 87 52 0.00 0.0
2008 95 70 0.00 0.0
2007 78 64 0.05 0.0
2006 92 58 0.00 0.0
2005 97 65 0.00 0.0
2004 88 71 0.00 0.0
2003 81 62 0.00 0.0
2002 85 46 0.00 0.0
2001 86 62 0.00 0.0
2000 89 62 0.00 0.0
1999 87 69 0.01 0.0
1998 93 72 0.00 0.0
1997 75 63 0.00 0.0
1996 96 72 0.00 0.0
1995 85 61 0.00 0.0
1994 83 59 0.00 0.0
1993 85 64 0.00 0.0
1992 82 63 1.13 0.0
1991 86 69 0.00 0.0
1990 93 75 0.06 0.0
1989 92 66 0.00 0.0
1988 84 63 0.17 0.0
1987 89 69 0.01 0.0
1986 85 60 0.00 0.0
1985 89 63 0.47 0.0
1984 93 65 0.00 0.0
1983 82 64 0.60 0.0
1982 89 72 0.02 0.0
1981 79 59 0.00 0.0
1980 85 66 0.10 0.0
1979 79 65 5.55 0.0
1978 82 70 0.01 0.0
1977 82 63 0.66 0.0
1976 81 64 0.00 0.0
1975 87 73 0.00 0.0
1974 89 72 0.00 0.0
1973 90 68 0.00 0.0
1972 87 65 0.00 0.0
1971 86 68 0.00 0.0
1970 84 64 0.04 0.0
1969 88 65 0.00 0.0
1968 85 61 0.00 0.0
1967 73 59 0.00 0.0
1966 91 71 0.00 0.0
1965 84 65 0.00 0.0
1964 80 68 0.00 0.0
1963 85 64 0.00 0.0
1962 87 69 0.00 0.0
1961 93 68 0.00 0.0
1960 84 52 0.00 0.0
1959 89 68 0.01 0.0
1958 85 62 0.00 0.0
1957 90 75 0.00 0.0
1956 90 65 0.00 0.0
1955 87 68 0.00 0.0
1954 86 70 0.00 0.0
1953 90 75 0.00 0.0
1952 89 58 0.00 0.0
1951 90 67 0.00 0.0
1950 88 66 0.00 0.0
1949 87 73 0.00 0.0
1948 91 63 0.00 0.0
1947 79 55 0.00 0.0
1946 80 61 0.00 0.0
1945 85 67 0.12 0.0
1944 84 62 0.96 0.0
1943 80 64 0.00 0.0
1942 80 58 0.00 0.0
1941 77 67 0.35 0.0
1940 86 64 0.00 0.0
1939 99 73 0.00 0.0
1938 89 72 0.00 0.0
1937 90 71 0.00 0.0
1936 88 71 0.00 0.0
1935 80 64 0.01 0.0
1934 93 66 0.00 0.0
1933 93 74 0.00 0.0
1932 89 61 0.00 0.0
1931 85 62 0.00 0.0
1930 88 68 0.00 0.0
1929 80 58 0.00 0.0
1928 78 61 0.97 0.0
1927 88 71 0.02 0.0
1926 83 53 0.00 n/a
1925 96 58 0.00 n/a
1924 94 62 0.28 0.0
1923 96 67 0.00 n/a
1922 90 74 0.15 n/a
1921 87 65 0.00 n/a
1920 86 71 0.06 n/a
1919 83 58 0.00 n/a
1918 n/a n/a n/a n/a
1917 89 61 0.03 n/a
1916 83 62 3.85 n/a
1915 87 75 0.02 n/a
1914 78 67 1.10 n/a
1913 85 60 0.00 n/a
1912 88 65 0.00 0.0
1911 84 59 0.00 0.0
1910 85 63 0.04 0.0
1909 80 65 0.01 0.0
1908 82 73 0.00 0.0
1907 75 69 0.50 n/a
1906 84 68 0.00 n/a
1905 86 73 0.00 0.0
1904 88 62 n/a 0.0
1903 85 73 n/a n/a
1902 93 76 n/a n/a
1901 83 65 n/a n/a
1900 76 56 0.50 n/a
1899 88 72 n/a n/a
1898 87 65 n/a n/a
1897 n/a n/a n/a n/a
1896 n/a n/a n/a n/a
1895 75 56 3.10 n/a
1894 n/a n/a n/a n/a
1893 n/a n/a n/a n/a
What's the all-time high for Austin on 5/21?
For the date of May 21, the highest temperature ever reached in Austin history is 99 °F which has happened 2 times, most recently in 2022.
Highest Temperatures in Austin on May 21
Rank Temperature Year
1 99 °F 1939
1 99 °F 2022
3 97 °F 2005
4 96 °F 1923
4 96 °F 1925
4 96 °F 1996
7 95 °F 2008
8 94 °F 1924
9 93 °F 1998
9 93 °F 1933
9 93 °F 1934
9 93 °F 1990
9 93 °F 1984
9 93 °F 1902
9 93 °F 1961
What's the all-time low for Austin on 5/21?
For the date of May 21, the lowest temperature ever reached in Austin history is 46 °F which happened in 2002.
Lowest Temperatures in Austin on May 21
Rank Temperature Year
1 46 °F 2002
2 52 °F 2009
2 52 °F 1960
4 53 °F 1926
5 55 °F 1947
6 56 °F 1895
6 56 °F 1900
8 58 °F 2006
8 58 °F 1925
8 58 °F 1952
8 58 °F 1919
8 58 °F 1929
8 58 °F 1942
Lowest High Temperatures in Austin on May 21
Rank Temperature Year
1 73 °F 1967
2 74 °F 2023
3 75 °F 1997
3 75 °F 2015
3 75 °F 1895
3 75 °F 1907
7 76 °F 1900
8 77 °F 1941
9 78 °F 2007
9 78 °F 1928
9 78 °F 1914
What's the most it has ever rained in Austin on 5/21?
For the date of May 21, the most precipitation ever recorded in Austin history is 5.55 inches which happened in 1979.
All-Time Most Precipitation in Austin on May 21
Rank Precipitation Year
1 5.55 inches 1979
2 3.85 inches 1916
3 3.10 inches 1895
4 1.13 inches 1992
5 1.10 inches 1914
6 0.97 inches 1928
7 0.96 inches 1944
8 0.66 inches 1977
9 0.60 inches 1983
10 0.58 inches 2017
Weather Station Details
Years Station Coordinates
2000–2024 Austin Bergstrom Airport location
1942–1999 Austin Camp Mabry location
1893–1941 Austin University of Texas location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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