Frost dates in Dunlap, IL

The average last spring frost in Dunlap is around April 26 and the first fall frost is around October 8. That gives Dunlap an average growing season of about 165 days.

Last spring frost

Early (10% chance after)April 10
Average (50%)April 26
Late (90%)May 12

First fall frost

Early (10%)September 22
Average (50%)October 8
Late (90% chance before)October 25

See the Dunlap planting calendar →