Frost dates in Walnut Hill, IL

The average last spring frost in Walnut Hill is around April 12 and the first fall frost is around October 24. That gives Walnut Hill an average growing season of about 195 days.

Last spring frost

Early (10% chance after)March 27
Average (50%)April 12
Late (90%)April 24

First fall frost

Early (10%)October 7
Average (50%)October 24
Late (90% chance before)November 5

See the Walnut Hill planting calendar →