Frost dates in New Brighton, MN

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

Last spring frost

Early (10% chance after)April 12
Average (50%)April 28
Late (90%)May 13

First fall frost

Early (10%)September 25
Average (50%)October 8
Late (90% chance before)October 22

See the New Brighton planting calendar →