Frost dates in St. Robert, MO

The average last spring frost in St. Robert is around April 24 and the first fall frost is around October 10. That gives St. Robert an average growing season of about 169 days.

Last spring frost

Early (10% chance after)April 6
Average (50%)April 24
Late (90%)May 12

First fall frost

Early (10%)September 29
Average (50%)October 10
Late (90% chance before)November 1

See the St. Robert planting calendar →