Frost dates in Yacolt, WA
The average last spring frost in Yacolt is around April 25 and the first fall frost is around October 15. That gives Yacolt an average growing season of about 173 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 25 |
| Late (90%) | May 16 |
First fall frost
| Early (10%) | September 23 |
|---|---|
| Average (50%) | October 15 |
| Late (90% chance before) | November 3 |