Frost dates in Brockton, MA

The average last spring frost in Brockton is around April 29 and the first fall frost is around October 13. That gives Brockton an average growing season of about 167 days.

Last spring frost

Early (10% chance after)April 11
Average (50%)April 29
Late (90%)May 18

First fall frost

Early (10%)September 25
Average (50%)October 13
Late (90% chance before)October 31

See the Brockton planting calendar →