National Weather Service United States Department of Commerce

Wildire Danger Continues in Southern California

High pressure building into the Western U.S. will create strong offshore winds in southern California. Temperatures in this region are unseasonably hot, and conditions are dry. The combination of these strong winds and dry conditions will bring fire danger to portions of southern California. Red Flag Warnings are in effect here. Any new fires in this region could quickly grow out of control. 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