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Sioux Falls June 21 Weather Records

Daily averages and all-time records for weather in Sioux Falls, South Dakota for the date of June 21.
June 21 All-Time Records
1932–2022
Highest temperature 110 °F 1988
Lowest temperature 40 °F 1972
Lowest daily high 68 °F 1977
Highest daily low 78 °F 1988
Most precipitation 1.9 inches 1984
Most snow none -
June 21 Average Weather
1991–2020 1
Average high 81.1 °F
Average low 59.4 °F
Chance precipitation 38.0%
Chance snow 0%
Sioux Falls June 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 85 66 0.00 0.0
2021 73 53 0.00 0.0
2020 83 58 0.00 0.0
2019 77 59 0.01 0.0
2018 73 56 1.34 0.0
2017 87 58 0.36 0.0
2016 83 54 0.02 0.0
2015 86 61 0.00 0.0
2014 86 63 0.26 0.0
2013 87 67 0.20 0.0
2012 78 55 0.00 0.0
2011 70 59 0.14 0.0
2010 81 62 1.28 0.0
2009 83 65 0.44 0.0
2008 84 54 0.03 0.0
2007 82 67 0.19 0.0
2006 82 62 0.05 0.0
2005 81 65 0.03 0.0
2004 71 51 0.00 0.0
2003 80 60 0.08 0.0
2002 88 66 0.05 0.0
2001 74 53 0.00 0.0
2000 79 53 0.00 0.0
1999 85 65 0.00 0.0
1998 78 56 0.01 0.0
1997 80 61 0.00 0.0
1996 82 61 0.00 0.0
1995 93 72 0.00 0.0
1994 88 62 0.00 0.0
1993 87 56 0.00 0.0
1992 72 45 0.00 0.0
1991 75 60 1.11 0.0
1990 73 58 0.17 0.0
1989 87 59 0.00 0.0
1988 110 78 0.00 0.0
1987 91 65 0.05 0.0
1986 89 64 1.14 0.0
1985 85 55 0.00 0.0
1984 75 62 1.91 0.0
1983 87 73 0.00 0.0
1982 77 46 0.00 0.0
1981 80 55 0.12 0.0
1980 87 60 0.02 0.0
1979 81 58 0.00 0.0
1978 77 44 0.23 0.0
1977 68 59 0.37 0.0
1976 93 67 0.00 0.0
1975 79 64 0.50 0.0
1974 90 64 0.81 0.0
1973 76 48 0.00 0.0
1972 70 40 0.00 0.0
1971 82 56 0.00 0.0
1970 75 46 0.00 0.0
1969 76 52 0.64 0.0
1968 85 54 0.11 0.0
1967 73 54 0.00 0.0
1966 91 70 0.00 0.0
1965 80 46 0.00 0.0
1964 84 56 0.00 0.0
1963 77 54 0.03 0.0
1962 79 60 0.12 0.0
1961 86 59 0.18 0.0
1960 70 54 0.00 0.0
1959 82 58 0.00 0.0
1958 75 44 0.00 0.0
1957 86 67 0.01 0.0
1956 97 70 0.12 0.0
1955 84 56 0.00 0.0
1954 75 60 0.00 0.0
1953 75 56 0.02 0.0
1952 72 55 0.23 0.0
1951 76 54 0.00 0.0
1950 88 62 0.00 0.0
1949 86 55 0.00 0.0
1948 73 54 0.03 0.0
1947 70 60 0.01 0.0
1946 81 48 0.00 0.0
1945 82 57 0.00 0.0
1944 84 61 0.00 0.0
1943 87 70 0.00 0.0
1942 72 52 0.00 0.0
1941 86 60 0.65 0.0
1940 87 59 0.01 0.0
1939 79 65 0.81 0.0
1938 95 69 0.00 0.0
1937 87 63 0.00 0.0
1936 78 53 0.43 0.0
1935 70 51 0.56 0.0
1934 80 53 0.00 0.0
1933 83 62 0.31 0.0
1932 83 56 0.00 0.0
All-Time Highest Temperatures in Sioux Falls on June 21
Rank Temperature Year
1 110 °F 1988
2 97 °F 1956
3 95 °F 1938
4 93 °F 1976
4 93 °F 1995
6 91 °F 1987
6 91 °F 1966
8 90 °F 1974
9 89 °F 1986
10 88 °F 1994
10 88 °F 2002
10 88 °F 1950
All-Time Lowest Temperatures in Sioux Falls on June 21
Rank Temperature Year
1 40 °F 1972
2 44 °F 1978
2 44 °F 1958
4 45 °F 1992
5 46 °F 1982
5 46 °F 1965
5 46 °F 1970
8 48 °F 1973
8 48 °F 1946
10 51 °F 2004
10 51 °F 1935
Lowest High Temperatures in Sioux Falls on June 21
Rank Temperature Year
1 68 °F 1977
2 70 °F 1972
2 70 °F 1960
2 70 °F 1947
2 70 °F 2011
2 70 °F 1935
7 71 °F 2004
8 72 °F 1952
8 72 °F 1942
8 72 °F 1992
All-Time Most Precipitation in Sioux Falls on June 21
Rank Precipitation Year
1 1.9 inches 1984
2 1.3 inches 2018
3 1.3 inches 2010
4 1.1 inches 1986
5 1.1 inches 1991
6 0.8 inches 1939
6 0.8 inches 1974
8 0.6 inches 1941
9 0.6 inches 1969
10 0.6 inches 1935
Weather Station Details
Years Station Coordinates
1932–2022 Sioux Falls location