Frost dates in Hill City, SD

The average last spring frost in Hill City is around June 5 and the first fall frost is around September 9. That gives Hill City an average growing season of about 96 days.

Last spring frost

Early (10% chance after)April 28
Average (50%)June 5
Late (90%)June 28

First fall frost

Early (10%)August 25
Average (50%)September 9
Late (90% chance before)September 26

See the Hill City planting calendar →