Frost dates in Port Townsend, WA
The average last spring frost in Port Townsend is around March 13 and the first fall frost is around November 18. That gives Port Townsend an average growing season of about 250 days.
Last spring frost
| Early (10% chance after) | January 30 |
|---|---|
| Average (50%) | March 13 |
| Late (90%) | April 19 |
First fall frost
| Early (10%) | October 27 |
|---|---|
| Average (50%) | November 18 |
| Late (90% chance before) | December 20 |