Frost dates in Isabel, KS

The average last spring frost in Isabel is around April 14 and the first fall frost is around October 22. That gives Isabel an average growing season of about 191 days.

Last spring frost

Early (10% chance after)April 1
Average (50%)April 14
Late (90%)April 28

First fall frost

Early (10%)October 10
Average (50%)October 22
Late (90% chance before)November 6

See the Isabel planting calendar →