Frost dates in St. Helena, NE

The average last spring frost in St. Helena is around April 30 and the first fall frost is around October 5. That gives St. Helena an average growing season of about 158 days.

Last spring frost

Early (10% chance after)April 15
Average (50%)April 30
Late (90%)May 15

First fall frost

Early (10%)September 22
Average (50%)October 5
Late (90% chance before)October 20

See the St. Helena planting calendar →