Frost dates in Stevenson, WA
The average last spring frost in Stevenson is around April 7 and the first fall frost is around November 12. That gives Stevenson an average growing season of about 219 days.
Last spring frost
| Early (10% chance after) | March 13 |
|---|---|
| Average (50%) | April 7 |
| Late (90%) | April 29 |
First fall frost
| Early (10%) | October 19 |
|---|---|
| Average (50%) | November 12 |
| Late (90% chance before) | November 29 |