Frost dates in Lisbon, IL

The average last spring frost in Lisbon is around April 28 and the first fall frost is around October 10. That gives Lisbon an average growing season of about 165 days.

Last spring frost

Early (10% chance after)April 16
Average (50%)April 28
Late (90%)May 14

First fall frost

Early (10%)September 27
Average (50%)October 10
Late (90% chance before)October 29

See the Lisbon planting calendar →