Frost dates in Buffalo, MN

The average last spring frost in Buffalo is around May 2 and the first fall frost is around October 3. That gives Buffalo an average growing season of about 154 days.

Last spring frost

Early (10% chance after)April 9
Average (50%)May 2
Late (90%)May 15

First fall frost

Early (10%)September 21
Average (50%)October 3
Late (90% chance before)October 15

See the Buffalo planting calendar →