Frost dates in Durham, OR

The average last spring frost in Durham is around April 13 and the first fall frost is around November 1. That gives Durham an average growing season of about 202 days.

Last spring frost

Early (10% chance after)March 21
Average (50%)April 13
Late (90%)May 2

First fall frost

Early (10%)October 10
Average (50%)November 1
Late (90% chance before)December 2

See the Durham planting calendar →