Frost dates in Prairie du Chien, WI

The average last spring frost in Prairie du Chien is around April 28 and the first fall frost is around October 8. That gives Prairie du Chien an average growing season of about 163 days.

Last spring frost

Early (10% chance after)April 17
Average (50%)April 28
Late (90%)May 15

First fall frost

Early (10%)September 23
Average (50%)October 8
Late (90% chance before)October 23

See the Prairie du Chien planting calendar →