Frost dates in Frankfort, MI

The average last spring frost in Frankfort is around May 10 and the first fall frost is around October 15. That gives Frankfort an average growing season of about 158 days.

Last spring frost

Early (10% chance after)April 20
Average (50%)May 10
Late (90%)May 30

First fall frost

Early (10%)September 26
Average (50%)October 15
Late (90% chance before)November 6

See the Frankfort planting calendar →