Frost dates in Mount Pleasant, IA

The average last spring frost in Mount Pleasant is around April 24 and the first fall frost is around October 12. That gives Mount Pleasant an average growing season of about 171 days.

Last spring frost

Early (10% chance after)April 7
Average (50%)April 24
Late (90%)May 7

First fall frost

Early (10%)September 27
Average (50%)October 12
Late (90% chance before)October 28

See the Mount Pleasant planting calendar →