Frost dates in Sadorus, IL

The average last spring frost in Sadorus is around April 21 and the first fall frost is around October 12. That gives Sadorus an average growing season of about 174 days.

Last spring frost

Early (10% chance after)April 9
Average (50%)April 21
Late (90%)May 20

First fall frost

Early (10%)September 16
Average (50%)October 12
Late (90% chance before)October 30

See the Sadorus planting calendar →