Frost dates in Herrick, IL

The average last spring frost in Herrick is around April 15 and the first fall frost is around October 15. That gives Herrick an average growing season of about 183 days.

Last spring frost

Early (10% chance after)March 31
Average (50%)April 15
Late (90%)April 28

First fall frost

Early (10%)October 4
Average (50%)October 15
Late (90% chance before)November 3

See the Herrick planting calendar →