Average Temperatures for South Dakota in April





Average temperatures for April at cities, towns and parks throughout South Dakota are listed below in degrees Fahrenheit and Celsius.

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

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Eastern South Dakota

Average April temperatures
High °F Low °F Place High °C Low °C
58 31 Aberdeen 14 0
54 32 Brookings 12 0
58 34 Huron 14 1
59 37 Mitchell 15 3
59 36 Sioux Falls 15 2
62 36 Vermillion 17 2
54 32 Watertown 12 0
54 33 Waubay Wildlife Refuge 12 0
60 35 Yankton 16 2

Central South Dakota

Average daily temperatures in April
High °F Low °F Place High °C Low °C
58 35 Academy 14 2
56 32 Mobridge 13 0
59 35 Pickstown 15 2
59 33 Pierre 15 1

Western South Dakota

April temperatures: daily averages
High °F Low °F Place High °C Low °C
51 31 Custer 11 -1
55 30 Deadwood 13 -1
62 31 Hot Springs 16 0
62 35 Interior 17 2
54 31 Lead 12 0
58 32 Lemmon 14 0
50 32 Mt. Rushmore National Memorial 10 0
51 26 Pactola Reservoir Dam 10 -3
59 30 Porcupine 15 -1
57 31 Rapid City 14 0
55 32 Spearfish 13 0
58 31 Wind Cave National Park 14 -1
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

South Dakota Temperatures
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