Frost dates in Copemish, MI

The average last spring frost in Copemish is around May 11 and the first fall frost is around October 23. That gives Copemish an average growing season of about 165 days.

Last spring frost

Early (10% chance after)April 27
Average (50%)May 11
Late (90%)May 22

First fall frost

Early (10%)October 9
Average (50%)October 23
Late (90% chance before)November 3

See the Copemish planting calendar →