Frost dates in Union Bridge, MD

The average last spring frost in Union Bridge is around April 29 and the first fall frost is around October 15. That gives Union Bridge an average growing season of about 169 days.

Last spring frost

Early (10% chance after)April 8
Average (50%)April 29
Late (90%)May 14

First fall frost

Early (10%)September 27
Average (50%)October 15
Late (90% chance before)November 2

See the Union Bridge planting calendar →