Frost dates in St. George, KS

The average last spring frost in St. George is around April 16 and the first fall frost is around October 20. That gives St. George an average growing season of about 187 days.

Last spring frost

Early (10% chance after)April 3
Average (50%)April 16
Late (90%)May 2

First fall frost

Early (10%)October 5
Average (50%)October 20
Late (90% chance before)November 4

See the St. George planting calendar →