Frost dates in Marietta, GA

The average last spring frost in Marietta is around March 27 and the first fall frost is around November 7. That gives Marietta an average growing season of about 225 days.

Last spring frost

Early (10% chance after)March 9
Average (50%)March 27
Late (90%)April 9

First fall frost

Early (10%)October 25
Average (50%)November 7
Late (90% chance before)November 23

See the Marietta planting calendar →