Frost dates in Rexburg, ID

The average last spring frost in Rexburg is around May 22 and the first fall frost is around September 19. That gives Rexburg an average growing season of about 120 days.

Last spring frost

Early (10% chance after)May 1
Average (50%)May 22
Late (90%)June 16

First fall frost

Early (10%)September 3
Average (50%)September 19
Late (90% chance before)October 8

See the Rexburg planting calendar →