Frost dates in Cave Junction, OR

The average last spring frost in Cave Junction is around May 6 and the first fall frost is around October 12. That gives Cave Junction an average growing season of about 159 days.

Last spring frost

Early (10% chance after)April 19
Average (50%)May 6
Late (90%)May 26

First fall frost

Early (10%)September 18
Average (50%)October 12
Late (90% chance before)November 2

See the Cave Junction planting calendar →