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Sioux Falls May 18 Weather Records

Daily averages and all-time records for weather in Sioux Falls, South Dakota for the date of May 18.
May 18 All-Time Records
1932–2022
Highest temperature 98 °F 1934
Lowest temperature 30 °F 2002
Lowest daily high 45 °F 2015
Highest daily low 69 °F 1977
Most precipitation 1.2 inches 1996
Most snow 0.1 inches 1968
May 18 Average Weather
1991–2020 1
Average high 70.4 °F
Average low 47.7 °F
Chance precipitation 40.6%
Chance snow 0%
Sioux Falls May 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 84 46 0.00 0.0
2021 68 59 0.00 0.0
2020 66 45 0.00 0.0
2019 71 48 0.34 0.0
2018 76 55 0.00 0.0
2017 55 49 0.00 0.0
2016 70 37 0.00 0.0
2015 45 36 0.00 0.0
2014 71 45 0.00 0.0
2013 81 65 0.00 0.0
2012 91 67 0.00 0.0
2011 69 36 0.00 0.0
2010 78 40 0.00 0.0
2009 87 45 0.00 0.0
2008 72 42 0.00 0.0
2007 81 54 0.00 0.0
2006 75 43 0.00 0.0
2005 70 49 0.88 0.0
2004 71 40 0.00 0.0
2003 78 55 0.00 0.0
2002 59 30 0.00 0.0
2001 78 46 0.00 0.0
2000 59 39 0.88 0.0
1999 72 37 0.00 0.0
1998 88 62 0.00 0.0
1997 75 44 0.10 0.0
1996 90 56 1.22 0.0
1995 71 41 0.00 0.0
1994 87 62 0.00 0.0
1993 58 44 0.00 0.0
1992 73 49 0.00 0.0
1991 51 45 0.00 0.0
1990 73 41 0.27 0.0
1989 64 58 0.44 0.0
1988 78 61 0.11 0.0
1987 63 52 0.01 0.0
1986 66 34 0.00 0.0
1985 79 49 0.00 0.0
1984 76 50 0.00 0.0
1983 54 47 0.12 0.0
1982 74 50 0.00 0.0
1981 70 44 0.00 0.0
1980 67 46 0.02 0.0
1979 62 48 0.17 0.0
1978 77 47 0.11 0.0
1977 87 69 0.00 0.0
1976 75 33 0.00 0.0
1975 85 55 0.00 0.0
1974 56 51 0.27 0.0
1973 80 50 0.00 0.0
1972 83 63 0.00 0.0
1971 56 46 0.01 0.0
1970 91 63 0.00 0.0
1969 69 39 0.00 0.0
1968 49 33 0.07 0.1
1967 82 46 0.00 0.0
1966 64 41 0.02 0.0
1965 65 42 0.00 0.0
1964 85 58 0.00 0.0
1963 70 45 0.02 0.0
1962 75 57 0.55 0.0
1961 52 43 0.00 0.0
1960 66 54 0.86 0.0
1959 82 54 0.02 0.0
1958 71 47 0.00 0.0
1957 46 44 0.00 0.0
1956 85 52 0.00 0.0
1955 82 53 0.00 0.0
1954 65 40 0.02 0.0
1953 67 42 0.00 0.0
1952 67 35 0.00 0.0
1951 74 59 0.09 0.0
1950 73 48 0.31 0.0
1949 69 48 0.00 0.0
1948 84 52 0.00 0.0
1947 80 49 0.37 0.0
1946 70 43 0.12 0.0
1945 66 45 0.00 0.0
1944 78 59 0.00 0.0
1943 68 38 0.00 0.0
1942 55 39 0.00 0.0
1941 87 60 0.00 0.0
1940 70 50 0.27 0.0
1939 86 62 0.00 0.0
1938 69 54 0.33 0.0
1937 67 51 0.00 0.0
1936 74 49 0.00 0.0
1935 65 50 0.00 0.0
1934 98 63 0.00 0.0
1933 87 56 0.00 0.0
1932 82 52 0.00 0.0
All-Time Highest Temperatures in Sioux Falls on May 18
Rank Temperature Year
1 98 °F 1934
2 91 °F 1970
2 91 °F 2012
4 90 °F 1996
5 88 °F 1998
6 87 °F 1933
6 87 °F 1941
6 87 °F 1994
6 87 °F 2009
6 87 °F 1977
All-Time Lowest Temperatures in Sioux Falls on May 18
Rank Temperature Year
1 30 °F 2002
2 33 °F 1968
2 33 °F 1976
4 34 °F 1986
5 35 °F 1952
6 36 °F 2011
6 36 °F 2015
8 37 °F 1999
8 37 °F 2016
10 38 °F 1943
Lowest High Temperatures in Sioux Falls on May 18
Rank Temperature Year
1 45 °F 2015
2 46 °F 1957
3 49 °F 1968
4 51 °F 1991
5 52 °F 1961
6 54 °F 1983
7 55 °F 2017
7 55 °F 1942
9 56 °F 1974
9 56 °F 1971
All-Time Most Precipitation in Sioux Falls on May 18
Rank Precipitation Year
1 1.2 inches 1996
2 0.9 inches 2000
2 0.9 inches 2005
4 0.9 inches 1960
5 0.6 inches 1962
6 0.4 inches 1989
7 0.4 inches 1947
8 0.3 inches 2019
9 0.3 inches 1938
10 0.3 inches 1950
All-Time Most Snow in Sioux Falls on May 18
Rank Precipitation Year
1 0.1 inches 1968
Weather Station Details
Years Station Coordinates
1932–2022 Sioux Falls location