Average Annual Snowfall in South Dakota

The tables below give yearly averages for snowfall at cities, towns and parks in South Dakota. The numbers are for the total amount of snow and for how many days it snows at least 0.1 inches (0.25 centimetres).

The snowfall totals are annual averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

You can jump to a separate table for each region of the state: Eastern, Central and Western South Dakota.

Place name links take you to more detailed information on snowfall, snowstorms and snow accumulation for that location.

Eastern South Dakota

Average annual snowfall

Days	Place	Inches	Centi­metres
34.2	Aberdeen	42.7	108.5
27.2	Brookings	35.8	90.9
29.0	Huron	44.4	112.8
24.0	Mitchell	40.6	103.1
32.8	Sioux Falls	45.3	115.1
26.6	Watertown	41.1	104.4
25.2	Waubay Wildlife Refuge	35.6	90.4
16.5	Yankton	38.1	96.8

Central South Dakota

Yearly snow averages

Days	Place	Inches	Centi­metres
23.1	Academy	41.5	105.4
25.6	Mobridge	36.3	92.2
14.2	Pickstown	31.3	79.5
26.0	Pierre	37.2	94.5

Western South Dakota

Average total snowfall for a year

Days	Place	Inches	Centi­metres
31.2	Custer	57.9	147.1
15.6	Hot Springs	32.0	81.3
17.3	Interior	38.0	96.5
62.1	Lead	183.9	467.1
19.7	Lemmon	42.3	107.4
26.5	Mt. Rushmore National Memorial	59.3	150.6
37.6	Pactola Reservoir Dam	60.9	154.7
32.8	Rapid City	48.5	123.2
24.3	Spearfish	70.5	179.1
23.1	Wind Cave National Park	45.9	116.6