Frost dates in Carterville, IL

The average last spring frost in Carterville is around April 13 and the first fall frost is around October 17. That gives Carterville an average growing season of about 187 days.

Last spring frost

Early (10% chance after)March 31
Average (50%)April 13
Late (90%)April 28

First fall frost

Early (10%)September 28
Average (50%)October 17
Late (90% chance before)November 2

See the Carterville planting calendar →