Frost dates in Merrionette Park, IL

The average last spring frost in Merrionette Park is around April 17 and the first fall frost is around October 27. That gives Merrionette Park an average growing season of about 193 days.

Last spring frost

Early (10% chance after)April 3
Average (50%)April 17
Late (90%)May 7

First fall frost

Early (10%)October 10
Average (50%)October 27
Late (90% chance before)November 10

See the Merrionette Park planting calendar →