Earliest and Latest Snowfalls in Sioux Falls History

This is a list of the earliest and latest times in the year when snow was recorded in Sioux Falls, South Dakota. It is based on NOAA data from the years 1932–2024.
What's the Earliest it has Snowed in Sioux Falls?
The earliest in the season it has snowed in Sioux Falls, South Dakota is September 25 which happened in 1939.
What's the Latest it has Snowed in Sioux Falls?
The latest in the season it has snowed in Sioux Falls, South Dakota is May 18 which happened in 1968.

Earliest Snowfalls

Date Year Snowfall
September 25 1939 0.2 inches
September 28 1985 0.9 inches
September 28 1945 0.1 inches
October 1 1999 2.7 inches
October 8 1970 0.6 inches
October 8 1959 0.6 inches
October 9 2009 1.4 inches
October 9 1985 0.2 inches
October 9 1970 4.5 inches
October 9 1932 0.2 inches
October 10 1977 0.9 inches
October 11 2009 1.1 inches
October 11 2006 0.2 inches
October 11 1946 0.2 inches
October 12 2019 0.9 inches
October 12 2009 1.0 inches
October 13 1997 0.4 inches
October 14 2018 2.8 inches
October 14 1966 0.4 inches
October 16 2002 1.5 inches
October 16 1937 2.0 inches

Latest Snowfalls

Date Year Snowfall
May 18 1968 0.1 inches
May 12 1943 2.0 inches
May 5 1944 3.0 inches
May 2 1976 0.1 inches
May 2 1954 0.2 inches
May 1 2017 2.2 inches
May 1 2013 1.5 inches
May 1 1967 0.1 inches
April 30 2017 1.3 inches
April 29 1984 5.2 inches
April 29 1956 2.0 inches
April 29 1950 5.7 inches
April 28 1994 10.5 inches
April 28 1984 0.1 inches
April 28 1956 2.0 inches
April 27 2019 1.5 inches
April 27 2002 0.1 inches
April 26 1988 2.9 inches
April 25 2009 0.1 inches
April 25 2008 3.5 inches
April 25 1953 0.2 inches