Frost dates in Cornell, WI

The average last spring frost in Cornell is around May 14 and the first fall frost is around September 27. That gives Cornell an average growing season of about 136 days.

Last spring frost

Early (10% chance after)April 27
Average (50%)May 14
Late (90%)May 30

First fall frost

Early (10%)September 13
Average (50%)September 27
Late (90% chance before)October 13

See the Cornell planting calendar →