Frost dates in Cogswell, ND

The average last spring frost in Cogswell is around May 13 and the first fall frost is around September 24. That gives Cogswell an average growing season of about 134 days.

Last spring frost

Early (10% chance after)April 26
Average (50%)May 13
Late (90%)June 1

First fall frost

Early (10%)September 10
Average (50%)September 24
Late (90% chance before)October 11

See the Cogswell planting calendar →