Frost dates in Belvidere, NJ

The average last spring frost in Belvidere is around April 28 and the first fall frost is around October 18. That gives Belvidere an average growing season of about 173 days.

Last spring frost

Early (10% chance after)April 14
Average (50%)April 28
Late (90%)May 21

First fall frost

Early (10%)October 7
Average (50%)October 18
Late (90% chance before)November 2

See the Belvidere planting calendar →