National Weather Service United States Department of Commerce

Turning Stormy in the Northwest

An active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rain and high elevation snow. Northern California will benefit from rainfall this week that will aid firefighters given the recent large wildfires. Read More >

Snowfall Records for Sioux Falls, SD
           (Period of Record 1893 - 2/18/2017)


Greatest Seasonal Snowfall    94.7 inches  1968-69

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


Earliest Snowfall (24 hour period)

Trace...                                 Sep. 18, 1929
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...                                 June  3, 1998
Measurable...                0.1 inch    May  18, 1968
Significant...               2.0 inches  May  12, 1943
Heavy...                    10.5 inches  Apr. 28, 1994

Maximum Snow Depth   34 inches on Dec. 31, 1968 and Feb. 28, 1969


Number of Past Heavy Snow Events (in 24 hours) by month
           (period of record  1893- 2/18/2017)

          6 inches or more     10 inches or more     14 inches or more

October          2                     1                     0
November        21                     4                     0
December        28                     6                     1
January         18                     3                     0
February        31                     7                     3
March           35                    10                     3
April           10                     2                     0

Total          145                    33                     7


Snowiest (by month)

September    0.9 inch in 1985
October     10.0 inches in 1991
November    21.9 inches in 1985
December    41.1 inches in 1968
January     22.2 inches in 1929
February    48.4 inches in 1962
March       31.5 inches in 1951
April       18.4 inches in 1983
May          3.0 inches in 1944
June           T inch   in 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 2/18/17