Frost dates in Atchison, KS

The average last spring frost in Atchison is around April 13 and the first fall frost is around October 21. That gives Atchison an average growing season of about 191 days.

Last spring frost

Early (10% chance after)March 31
Average (50%)April 13
Late (90%)April 30

First fall frost

Early (10%)October 6
Average (50%)October 21
Late (90% chance before)November 6

See the Atchison planting calendar →