Frost dates in East Grand Forks, MN

The average last spring frost in East Grand Forks is around May 15 and the first fall frost is around September 25. That gives East Grand Forks an average growing season of about 133 days.

Last spring frost

Early (10% chance after)April 27
Average (50%)May 15
Late (90%)June 3

First fall frost

Early (10%)September 10
Average (50%)September 25
Late (90% chance before)October 8

See the East Grand Forks planting calendar →