Frost dates in Bayfield, WI

The average last spring frost in Bayfield is around May 20 and the first fall frost is around October 10. That gives Bayfield an average growing season of about 143 days.

Last spring frost

Early (10% chance after)May 7
Average (50%)May 20
Late (90%)May 29

First fall frost

Early (10%)October 5
Average (50%)October 10
Late (90% chance before)October 22

See the Bayfield planting calendar →