Frost dates in Thorp, WI

The average last spring frost in Thorp is around May 16 and the first fall frost is around September 24. That gives Thorp an average growing season of about 131 days.

Last spring frost

Early (10% chance after)April 30
Average (50%)May 16
Late (90%)June 1

First fall frost

Early (10%)September 7
Average (50%)September 24
Late (90% chance before)October 9

See the Thorp planting calendar →