Frost dates in Hayfield, MN

The average last spring frost in Hayfield is around May 18 and the first fall frost is around September 25. That gives Hayfield an average growing season of about 130 days.

Last spring frost

Early (10% chance after)May 4
Average (50%)May 18
Late (90%)May 23

First fall frost

Early (10%)September 14
Average (50%)September 25
Late (90% chance before)October 10

See the Hayfield planting calendar →