Frost dates in Melstone, MT

The average last spring frost in Melstone is around May 13 and the first fall frost is around September 24. That gives Melstone an average growing season of about 134 days.

Last spring frost

Early (10% chance after)April 27
Average (50%)May 13
Late (90%)May 28

First fall frost

Early (10%)September 10
Average (50%)September 24
Late (90% chance before)October 10

See the Melstone planting calendar →