Average Annual Temperatures in South Dakota





Average annual temperatures for 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 yearly temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Eastern South Dakota

Average annual temperatures
High °F Low °F Place High °C Low °C
56 32 Aberdeen 14 0
54 33 Brookings 12 1
57 35 Huron 14 1
58 38 Mitchell 15 3
58 37 Sioux Falls 14 3
61 37 Vermillion 16 3
53 33 Watertown 12 0
54 35 Waubay Wildlife Refuge 12 1
60 37 Yankton 16 3

Central South Dakota

Average temperatures for the year
High °F Low °F Place High °C Low °C
59 37 Academy 15 3
56 34 Mobridge 13 1
60 38 Pickstown 16 3
59 35 Pierre 15 2

Western South Dakota

Average yearly temperatures
High °F Low °F Place High °C Low °C
56 34 Custer 13 1
58 33 Deadwood 15 0
63 34 Hot Springs 17 1
64 37 Interior 18 3
58 35 Lead 14 2
58 33 Lemmon 14 1
55 37 Mt. Rushmore National Memorial 13 3
55 29 Pactola Reservoir Dam 13 -2
62 32 Porcupine 16 0
60 34 Rapid City 15 1
58 35 Spearfish 14 2
61 34 Wind Cave National Park 16 1
Reference

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

South Dakota Temperatures
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