Frost dates in Willows, CA

The average last spring frost in Willows is around March 17 and the first fall frost is around November 22. That gives Willows an average growing season of about 250 days.

Last spring frost

Early (10% chance after)January 21
Average (50%)March 17
Late (90%)April 18

First fall frost

Early (10%)November 9
Average (50%)November 22
Late (90% chance before)December 12

See the Willows planting calendar →