Frost dates in Portage Des Sioux, MO

The average last spring frost in Portage Des Sioux is around April 10 and the first fall frost is around October 18. That gives Portage Des Sioux an average growing season of about 191 days.

Last spring frost

Early (10% chance after)March 26
Average (50%)April 10
Late (90%)April 22

First fall frost

Early (10%)October 8
Average (50%)October 18
Late (90% chance before)November 2

See the Portage Des Sioux planting calendar →