Frost dates in Highwood, IL

The average last spring frost in Highwood is around April 25 and the first fall frost is around October 15. That gives Highwood an average growing season of about 173 days.

Last spring frost

Early (10% chance after)April 14
Average (50%)April 25
Late (90%)May 15

First fall frost

Early (10%)October 2
Average (50%)October 15
Late (90% chance before)November 5

See the Highwood planting calendar →