Frost dates in Lowell, MA

The average last spring frost in Lowell is around April 27 and the first fall frost is around October 14. That gives Lowell an average growing season of about 170 days.

Last spring frost

Early (10% chance after)April 16
Average (50%)April 27
Late (90%)May 11

First fall frost

Early (10%)September 28
Average (50%)October 14
Late (90% chance before)October 29

See the Lowell planting calendar →