Weather Averages for Spearfish, SD

7-day Forecast / 10-day Forecast

Latitude: 44°30'N, Longitude: 103°52'W, Elevation: 3637.0 ft, Distance: 2.91 mi Spearfish, SD Averages »

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 30 years	°F	46	23	27	33	44	54	64	71	69	59	48	35	26
Average high temperature over 30 years	°F	58	35	38	44	56	66	76	85	83	72	61	46	37
Average low temperature over 30 years	°F	34	12	16	22	32	42	51	57	55	45	35	23	15
Average precipitation over 30 years	in	22.2	0.6	0.7	1.5	2.7	3.8	4.1	2.0	1.8	1.7	1.7	0.9	0.8
Heating degree days over 30 years	days	7255	1274	1053	967	615	332	122	15	43	229	508	897	1200
Cooling degree days over 30 years	days	552	-	-	-	-	6	92	217	185	52	-	-	-

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