Frost dates in Laconia, NH

The average last spring frost in Laconia is around April 28 and the first fall frost is around October 19. That gives Laconia an average growing season of about 174 days.

Last spring frost

Early (10% chance after)April 20
Average (50%)April 28
Late (90%)May 13

First fall frost

Early (10%)October 6
Average (50%)October 19
Late (90% chance before)November 3

See the Laconia planting calendar →