Frost dates in Osborne, KS

The average last spring frost in Osborne is around April 28 and the first fall frost is around October 9. That gives Osborne an average growing season of about 164 days.

Last spring frost

Early (10% chance after)April 13
Average (50%)April 28
Late (90%)May 15

First fall frost

Early (10%)September 23
Average (50%)October 9
Late (90% chance before)October 24

See the Osborne planting calendar →