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Sioux Falls July 18 Weather Records

Daily averages and all-time records for weather in Sioux Falls, South Dakota for the date of July 18.
July 18 All-Time Records
1932–2022
Highest temperature 105 °F 1940
Lowest temperature 50 °F 2009
Lowest daily high 64 °F 2000
Highest daily low 77 °F 2011
Most precipitation 1.0 inches 1998
Most snow none -
July 18 Average Weather
1991–2020 1
Average high 84.4 °F
Average low 62.7 °F
Chance precipitation 29.0%
Chance snow 0%
Sioux Falls July 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 94 70 0.00 0.0
2021 84 65 0.00 0.0
2020 94 68 0.00 0.0
2019 92 70 0.01 0.0
2018 81 61 0.31 0.0
2017 87 68 0.03 0.0
2016 87 59 0.00 0.0
2015 86 61 0.00 0.0
2014 76 60 0.00 0.0
2013 92 75 0.00 0.0
2012 94 72 0.01 0.0
2011 96 77 0.00 0.0
2010 81 63 0.00 0.0
2009 77 50 0.00 0.0
2008 84 64 0.00 0.0
2007 84 69 0.31 0.0
2006 88 50 0.00 0.0
2005 83 59 0.00 0.0
2004 84 63 0.00 0.0
2003 82 65 0.00 0.0
2002 93 75 0.00 0.0
2001 90 71 0.00 0.0
2000 64 52 0.37 0.0
1999 86 68 0.36 0.0
1998 91 61 1.03 0.0
1997 92 73 0.00 0.0
1996 90 68 0.00 0.0
1995 88 58 0.00 0.0
1994 89 66 0.00 0.0
1993 84 65 0.04 0.0
1992 81 53 0.00 0.0
1991 99 73 0.76 0.0
1990 87 64 0.88 0.0
1989 81 60 0.01 0.0
1988 89 62 0.00 0.0
1987 84 70 0.11 0.0
1986 96 72 0.00 0.0
1985 87 71 0.00 0.0
1984 84 52 0.00 0.0
1983 90 68 0.69 0.0
1982 83 57 0.00 0.0
1981 91 68 0.18 0.0
1980 87 65 0.00 0.0
1979 84 53 0.00 0.0
1978 80 63 0.00 0.0
1977 100 73 0.00 0.0
1976 89 64 0.00 0.0
1975 101 69 0.00 0.0
1974 99 74 0.01 0.0
1973 89 68 0.00 0.0
1972 82 55 0.00 0.0
1971 79 58 0.05 0.0
1970 90 66 0.30 0.0
1969 85 63 0.00 0.0
1968 86 60 0.00 0.0
1967 89 61 0.00 0.0
1966 96 69 0.00 0.0
1965 78 66 0.07 0.0
1964 95 71 0.00 0.0
1963 95 67 0.45 0.0
1962 85 64 0.00 0.0
1961 89 62 0.13 0.0
1960 90 60 0.00 0.0
1959 85 58 0.14 0.0
1958 84 59 0.00 0.0
1957 100 76 0.00 0.0
1956 81 60 0.10 0.0
1955 91 58 0.00 0.0
1954 94 60 0.00 0.0
1953 90 58 0.00 0.0
1952 93 73 0.00 0.0
1951 84 63 0.00 0.0
1950 74 54 0.89 0.0
1949 84 60 0.00 0.0
1948 75 58 0.04 0.0
1947 74 53 0.00 0.0
1946 83 66 0.21 0.0
1945 84 68 0.00 0.0
1944 80 64 0.00 0.0
1943 85 63 0.56 0.0
1942 87 68 0.37 0.0
1941 78 59 0.00 0.0
1940 105 77 0.00 0.0
1939 80 64 0.00 0.0
1938 91 66 0.00 0.0
1937 80 57 0.34 0.0
1936 98 72 0.00 0.0
1935 98 71 0.00 0.0
1934 90 64 0.34 0.0
1933 83 57 0.00 0.0
1932 95 71 0.00 0.0
All-Time Highest Temperatures in Sioux Falls on July 18
Rank Temperature Year
1 105 °F 1940
2 101 °F 1975
3 100 °F 1957
3 100 °F 1977
5 99 °F 1974
5 99 °F 1991
7 98 °F 1936
7 98 °F 1935
9 96 °F 1966
9 96 °F 1986
9 96 °F 2011
All-Time Lowest Temperatures in Sioux Falls on July 18
Rank Temperature Year
1 50 °F 2009
1 50 °F 2006
3 52 °F 1984
3 52 °F 2000
5 53 °F 1979
5 53 °F 1947
5 53 °F 1992
8 54 °F 1950
9 55 °F 1972
10 57 °F 1982
10 57 °F 1933
10 57 °F 1937
Lowest High Temperatures in Sioux Falls on July 18
Rank Temperature Year
1 64 °F 2000
2 74 °F 1947
2 74 °F 1950
4 75 °F 1948
5 76 °F 2014
6 77 °F 2009
7 78 °F 1965
7 78 °F 1941
9 79 °F 1971
10 80 °F 1944
10 80 °F 1939
10 80 °F 1978
10 80 °F 1937
All-Time Most Precipitation in Sioux Falls on July 18
Rank Precipitation Year
1 1.0 inches 1998
2 0.9 inches 1950
3 0.9 inches 1990
4 0.8 inches 1991
5 0.7 inches 1983
6 0.6 inches 1943
7 0.4 inches 1963
8 0.4 inches 1942
8 0.4 inches 2000
10 0.4 inches 1999
Weather Station Details
Years Station Coordinates
1932–2022 Sioux Falls location