Frost dates in Nespelem, WA
The average last spring frost in Nespelem is around June 1 and the first fall frost is around October 2. That gives Nespelem an average growing season of about 123 days.
Last spring frost
| Early (10% chance after) | May 4 |
|---|---|
| Average (50%) | June 1 |
| Late (90%) | June 20 |
First fall frost
| Early (10%) | September 13 |
|---|---|
| Average (50%) | October 2 |
| Late (90% chance before) | October 20 |