Frost dates in Duvall, WA

The average last spring frost in Duvall is around April 16 and the first fall frost is around October 24. That gives Duvall an average growing season of about 191 days.

Last spring frost

Early (10% chance after)March 27
Average (50%)April 16
Late (90%)May 6

First fall frost

Early (10%)October 9
Average (50%)October 24
Late (90% chance before)November 11

See the Duvall planting calendar →