Frost dates in Bay City, MI

The average last spring frost in Bay City is around April 24 and the first fall frost is around October 17. That gives Bay City an average growing season of about 176 days.

Last spring frost

Early (10% chance after)April 10
Average (50%)April 24
Late (90%)May 16

First fall frost

Early (10%)October 1
Average (50%)October 17
Late (90% chance before)November 3

See the Bay City planting calendar →