Frost dates in Bellevue, ID

The average last spring frost in Bellevue is around May 14 and the first fall frost is around October 1. That gives Bellevue an average growing season of about 140 days.

Last spring frost

Early (10% chance after)May 4
Average (50%)May 14
Late (90%)June 19

First fall frost

Early (10%)September 24
Average (50%)October 1
Late (90% chance before)October 25

See the Bellevue planting calendar →