Frost dates in Mechanicsville, IA

The average last spring frost in Mechanicsville is around April 29 and the first fall frost is around October 7. That gives Mechanicsville an average growing season of about 161 days.

Last spring frost

Early (10% chance after)April 13
Average (50%)April 29
Late (90%)May 13

First fall frost

Early (10%)September 24
Average (50%)October 7
Late (90% chance before)October 25

See the Mechanicsville planting calendar →