Frost dates in Metaline Falls, WA
The average last spring frost in Metaline Falls is around May 10 and the first fall frost is around October 3. That gives Metaline Falls an average growing season of about 146 days.
Last spring frost
| Early (10% chance after) | April 26 |
|---|---|
| Average (50%) | May 10 |
| Late (90%) | May 24 |
First fall frost
| Early (10%) | September 13 |
|---|---|
| Average (50%) | October 3 |
| Late (90% chance before) | October 19 |