Frost dates in Muscatine, IA

The average last spring frost in Muscatine is around April 22 and the first fall frost is around October 14. That gives Muscatine an average growing season of about 175 days.

Last spring frost

Early (10% chance after)April 8
Average (50%)April 22
Late (90%)May 7

First fall frost

Early (10%)September 27
Average (50%)October 14
Late (90% chance before)October 29

See the Muscatine planting calendar →