Frost dates in Forest Heights, MD

The average last spring frost in Forest Heights is around March 30 and the first fall frost is around November 11. That gives Forest Heights an average growing season of about 226 days.

Last spring frost

Early (10% chance after)March 14
Average (50%)March 30
Late (90%)April 12

First fall frost

Early (10%)October 30
Average (50%)November 11
Late (90% chance before)November 20

See the Forest Heights planting calendar →