Frost dates in South Chicago Heights, IL

The average last spring frost in South Chicago Heights is around April 27 and the first fall frost is around October 17. That gives South Chicago Heights an average growing season of about 173 days.

Last spring frost

Early (10% chance after)April 9
Average (50%)April 27
Late (90%)May 11

First fall frost

Early (10%)October 3
Average (50%)October 17
Late (90% chance before)November 2

See the South Chicago Heights planting calendar →