Frost dates in Washougal, WA
The average last spring frost in Washougal is around March 31 and the first fall frost is around November 9. That gives Washougal an average growing season of about 223 days.
Last spring frost
| Early (10% chance after) | March 8 |
|---|---|
| Average (50%) | March 31 |
| Late (90%) | April 24 |
First fall frost
| Early (10%) | October 10 |
|---|---|
| Average (50%) | November 9 |
| Late (90% chance before) | December 7 |