Frost dates in Aberdeen, SD

The average last spring frost in Aberdeen is around May 12 and the first fall frost is around October 1. That gives Aberdeen an average growing season of about 142 days.

Last spring frost

Early (10% chance after)May 2
Average (50%)May 12
Late (90%)May 20

First fall frost

Early (10%)September 14
Average (50%)October 1
Late (90% chance before)October 8

See the Aberdeen planting calendar →