Frost dates in Northport, WA
The average last spring frost in Northport is around May 8 and the first fall frost is around September 29. That gives Northport an average growing season of about 144 days.
Last spring frost
| Early (10% chance after) | April 22 |
|---|---|
| Average (50%) | May 8 |
| Late (90%) | June 2 |
First fall frost
| Early (10%) | September 11 |
|---|---|
| Average (50%) | September 29 |
| Late (90% chance before) | October 18 |