National Weather Service United States Department of Commerce

Winter Storm Today Through Monday Night

A winter storm will impact the tri-state area this afternoon through Monday night. Please continue to monitor the latest forecast information and make the appropriate preparations. Read More >



Sioux Falls               Winter...Dec+Jan+Feb  Spring...Mar+Apr+May 
Temperatures by Seasons   Summer...Jun+Jul+Aug  Autumn...Sep+Oct+Nov

Warmest Seasons...Temperature Average and Year

Rank   Winter      Rank  Spring    Rank  Summer    Rank  Autumn

 1. 28.7 1930-31    1. 54.4 2012    1. 77.8 1936    1. 53.8 1963
 2. 27.5 1991-92    2. 52.7 1910    2. 76.2 1988    2. 53.5 2016
 3. 27.3 1986-87    3. 52.2 1977    3. 75.3 2012    3. 53.0 1922
 4. 26.4 2001-02    4. 51.7 1987    4. 74.6 1938    4. 52.8 1938
 5. 26.2 1918-19       51.7 1921    5. 74.5 1976    5. 52.7 2015
 6. 26.0 1920-21    6. 51.1 1985       74.5 1955    6. 52.5 1931
 7. 25.8 2011-12    7. 51.0 1925    7. 74.4 1937    7. 52.4 1908
    25.8 1997-98    8. 50.7 1938       74.4 1921    8. 52.2 1904
 9. 25.0 1943-44    9. 50.1 1981    9. 74.2 1959    9. 51.9 1920
10. 24.3 1999-00   10. 50.0 1934   10. 74.1 1931   10. 51.7 1953


Coldest Seasons...Temperature Average and Year

Rank   Winter      Rank  Spring    Rank  Summer    Rank  Autumn

 1.  8.0 1978-79    1. 39.2 1950    1. 63.8 1915    1. 40.1 1896
 2.  8.9 1977-78    2. 39.5 1899    2. 66.2 1992    2. 41.8 1985
 3.  9.3 1917-18    3. 40.4 1951    3. 66.9 2004    3. 43.5 1996
 4.  9.4 1935-36       40.4 1893    4. 67.1 1903    4. 43.6 1959
     9.4 1916-17    5. 40.5 1960    5. 67.3 1985    5. 43.7 1951
 6. 10.9 1903-04    6. 40.6 1917       67.3 1950    6. 44.4 1898
 7. 11.5 1898-99    7. 40.9 1997    7. 67.4 1951    7. 44.5 1911
 8. 12.2 2013-14    8. 41.3 2013    8. 67.5 2009    8. 44.6 1993
    12.2 1996-97    9. 41.5 1996            1945       44.6 1991
    12.2 1955-56   10. 41.6 2002   10. 67.6 1902   10. 44.9 1976

        Updated Feb '17