National Weather Service United States Department of Commerce
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Snowfall Records for Sioux Falls, SD
(period of record 1893 - 9/15/20)
Greatest Seasonal Snowfall 94.7 inches 1968-1969
Greatest 24-hour Snowfall 26.0 inches Feb. 17-18, 1962
Greatest Storm Total Snowfall 32.2 inches Feb. 16-18, 1962
Greatest Monthly Total 48.4 inches Feb. 1962
Greatest Snow Depth 34 inches Dec. 31, 1968 and Feb. 28,1969

 

 

 

Earliest Snowfall (24-hour period)

Trace   Sep. 9, 2020
Measurable 0.3 inch Sep. 25, 1939
Significant 2.7 inches Oct. 1, 1999
Heavy 11.2 inches Oct. 31 - Nov. 1, 1991

 

 

 

Latest Snowfall (24-hour period)

Trace   Jun. 3, 1998
Measurable 0.1 inch May 18, 1968
Significant 2.0 inches May 12, 1943
Heavy 10.5 inches Apr. 28, 1994

 

 

 

Number of Past Heavy Snow Events (24-hour period) by Month

Month 6 inches or more 10 inches or more 14 inches or more
September 0 0 0
October 2 1 0
November 21 4 0
December 28 6 1
January 19 3 0
February 32 7 3
March 35 10 3
April 11 2 1
May 0 0 0
TOTAL 148 33 8

 

 

 

Greatest Snowfall By Month

Month Snowfall (inches) Year
September 0.9 1985
October 10.0 1991
November 21.9 1985
December 41.1 1968
January 22.2 1929
February 48.4 1962
March 31.5 1951
April 31.4 2018
May 3.0 1944
June T 1998

 

Note:  Statistics are the "official" snowfall amounts reported
at the observing location during the period of record. Large
variability is often seen in precipitation, even across locations
as small as the Sioux Falls metro area. 

 

Updated Sep. '20