Frost dates in Columbus Junction, IA

The average last spring frost in Columbus Junction is around April 25 and the first fall frost is around October 11. That gives Columbus Junction an average growing season of about 169 days.

Last spring frost

Early (10% chance after)April 11
Average (50%)April 25
Late (90%)May 8

First fall frost

Early (10%)September 26
Average (50%)October 11
Late (90% chance before)October 26

See the Columbus Junction planting calendar →