Average July Temperatures for South Dakota

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

The tables give the normals for maximum and minimum monthly temperatures based on weather data collected from 1981 to 2010.

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

Eastern South Dakota

Average July temperatures
High °F	Low °F	Place	High °C	Low °C
84	59	Aberdeen	29	15
82	59	Brookings	28	15
86	61	Huron	30	16
87	64	Mitchell	31	18
84	62	Sioux Falls	29	17
86	64	Vermillion	30	18
83	60	Watertown	28	15
83	62	Waubay Wildlife Refuge	28	16
87	62	Yankton	31	17

Average daily temperatures in July
High °F	Low °F	Place	High °C	Low °C
87	61	Academy	30	16
85	62	Mobridge	30	17
88	63	Pickstown	31	17
89	62	Pierre	32	17

July temperatures: daily averages
High °F	Low °F	Place	High °C	Low °C
80	54	Custer	27	12
83	55	Deadwood	28	13
89	57	Hot Springs	32	14
91	63	Interior	33	17
79	56	Lead	26	13
86	58	Lemmon	30	15
79	59	Mt. Rushmore National Memorial	26	15
79	50	Pactola Reservoir Dam	26	10
89	58	Porcupine	32	15
84	62	Rapid City	29	17
88	63	Spearfish	31	17
85	56	Wind Cave National Park	30	14