Frost dates in Riverdale, UT

The average last spring frost in Riverdale is around April 19 and the first fall frost is around October 24. That gives Riverdale an average growing season of about 188 days.

Last spring frost

Early (10% chance after)April 10
Average (50%)April 19
Late (90%)May 10

First fall frost

Early (10%)October 3
Average (50%)October 24
Late (90% chance before)November 8

See the Riverdale planting calendar →