Frost dates in Tukwila, WA

The average last spring frost in Tukwila is around March 15 and the first fall frost is around November 12. That gives Tukwila an average growing season of about 242 days.

Last spring frost

Early (10% chance after)February 19
Average (50%)March 15
Late (90%)April 14

First fall frost

Early (10%)October 29
Average (50%)November 12
Late (90% chance before)December 5

See the Tukwila planting calendar →