Frost dates in Garden City, ID

The average last spring frost in Garden City is around May 20 and the first fall frost is around October 7. That gives Garden City an average growing season of about 140 days.

Last spring frost

Early (10% chance after)April 30
Average (50%)May 20
Late (90%)June 8

First fall frost

Early (10%)September 24
Average (50%)October 7
Late (90% chance before)October 27

See the Garden City planting calendar →