Frost dates in Salem, IL

The average last spring frost in Salem is around April 12 and the first fall frost is around October 21. That gives Salem an average growing season of about 192 days.

Last spring frost

Early (10% chance after)March 24
Average (50%)April 12
Late (90%)April 25

First fall frost

Early (10%)October 8
Average (50%)October 21
Late (90% chance before)November 8

See the Salem planting calendar →