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Sioux Falls September 12 Weather Records

Daily averages and all-time records for weather in Sioux Falls, South Dakota for the date of September 12.
September 12 All-Time Records
1932–2022
Highest temperature 96 °F 1990
Lowest temperature 35 °F 1975
Lowest daily high 52 °F 1974
Highest daily low 70 °F 1994
Most precipitation 1.6 inches 1979
Most snow none -
September 12 Average Weather
1991–2020 1
Average high 75.6 °F
Average low 52.6 °F
Chance precipitation 27.5%
Chance snow 0%
Sioux Falls September 12 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 81 43 0.00 0.0
2021 76 57 0.04 0.0
2020 69 53 0.06 0.0
2019 74 58 1.08 0.0
2018 85 65 0.00 0.0
2017 85 60 0.00 0.0
2016 69 60 0.00 0.0
2015 70 39 0.00 0.0
2014 56 38 0.04 0.0
2013 78 53 0.00 0.0
2012 67 51 0.29 0.0
2011 90 55 0.00 0.0
2010 83 45 0.00 0.0
2009 77 59 0.00 0.0
2008 72 51 0.00 0.0
2007 72 39 0.00 0.0
2006 72 44 0.00 0.0
2005 83 66 0.34 0.0
2004 89 62 0.00 0.0
2003 80 45 0.00 0.0
2002 76 52 0.13 0.0
2001 77 54 0.00 0.0
2000 78 40 0.00 0.0
1999 66 51 0.10 0.0
1998 92 56 0.00 0.0
1997 80 57 0.07 0.0
1996 63 43 0.00 0.0
1995 80 57 0.00 0.0
1994 87 70 0.00 0.0
1993 93 61 0.00 0.0
1992 73 60 0.00 0.0
1991 76 64 0.00 0.0
1990 96 67 0.00 0.0
1989 54 37 0.00 0.0
1988 62 47 0.21 0.0
1987 70 45 0.00 0.0
1986 75 42 0.00 0.0
1985 61 50 0.68 0.0
1984 88 58 0.03 0.0
1983 62 44 0.00 0.0
1982 66 55 0.09 0.0
1981 89 46 0.00 0.0
1980 81 57 0.00 0.0
1979 67 51 1.58 0.0
1978 79 65 0.00 0.0
1977 67 53 1.11 0.0
1976 90 65 0.00 0.0
1975 64 35 0.00 0.0
1974 52 37 0.17 0.0
1973 63 49 0.06 0.0
1972 75 64 0.34 0.0
1971 78 50 0.00 0.0
1970 61 48 0.00 0.0
1969 83 55 0.00 0.0
1968 82 53 0.00 0.0
1967 72 63 0.07 0.0
1966 80 60 0.00 0.0
1965 66 59 0.13 0.0
1964 67 38 0.00 0.0
1963 64 42 0.00 0.0
1962 84 58 0.00 0.0
1961 58 53 0.29 0.0
1960 74 39 0.00 0.0
1959 82 43 0.00 0.0
1958 86 57 0.00 0.0
1957 68 48 0.00 0.0
1956 82 50 0.00 0.0
1955 80 43 0.00 0.0
1954 78 58 0.13 0.0
1953 67 48 0.00 0.0
1952 87 69 0.00 0.0
1951 63 47 0.78 0.0
1950 62 46 0.00 0.0
1949 62 40 0.25 0.0
1948 93 58 0.00 0.0
1947 72 51 0.00 0.0
1946 73 53 0.00 0.0
1945 66 49 0.00 0.0
1944 68 53 0.07 0.0
1943 62 49 0.17 0.0
1941 83 58 0.00 0.0
1940 78 38 0.00 0.0
1939 91 66 0.00 0.0
1938 78 59 0.00 0.0
1937 71 45 0.00 0.0
1936 86 65 0.00 0.0
1935 79 57 0.00 0.0
1934 81 55 0.00 0.0
1933 65 57 0.00 0.0
1932 70 52 0.42 0.0
All-Time Highest Temperatures in Sioux Falls on September 12
Rank Temperature Year
1 96 °F 1990
2 93 °F 1948
2 93 °F 1993
4 92 °F 1998
5 91 °F 1939
6 90 °F 2011
6 90 °F 1976
8 89 °F 1981
8 89 °F 2004
10 88 °F 1984
All-Time Lowest Temperatures in Sioux Falls on September 12
Rank Temperature Year
1 35 °F 1975
2 37 °F 1989
2 37 °F 1974
4 38 °F 1964
4 38 °F 2014
4 38 °F 1940
7 39 °F 1960
7 39 °F 2007
7 39 °F 2015
10 40 °F 2000
10 40 °F 1949
Lowest High Temperatures in Sioux Falls on September 12
Rank Temperature Year
1 52 °F 1974
2 54 °F 1989
3 56 °F 2014
4 58 °F 1961
5 61 °F 1985
5 61 °F 1970
7 62 °F 1988
7 62 °F 1950
7 62 °F 1943
7 62 °F 1949
7 62 °F 1983
All-Time Most Precipitation in Sioux Falls on September 12
Rank Precipitation Year
1 1.6 inches 1979
2 1.1 inches 1977
3 1.1 inches 2019
4 0.8 inches 1951
5 0.7 inches 1985
6 0.4 inches 1932
7 0.3 inches 1972
7 0.3 inches 2005
9 0.3 inches 2012
9 0.3 inches 1961
Weather Station Details
Years Station Coordinates
1932–2022 Sioux Falls location