Frost dates in Baraboo, WI

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

Last spring frost

Early (10% chance after)April 26
Average (50%)May 14
Late (90%)May 29

First fall frost

Early (10%)September 13
Average (50%)September 27
Late (90% chance before)October 9

See the Baraboo planting calendar →