Frost dates in Haines, OR
The average last spring frost in Haines is around May 22 and the first fall frost is around September 25. That gives Haines an average growing season of about 126 days.
Last spring frost
| Early (10% chance after) | May 7 |
|---|---|
| Average (50%) | May 22 |
| Late (90%) | June 13 |
First fall frost
| Early (10%) | September 18 |
|---|---|
| Average (50%) | September 25 |
| Late (90% chance before) | November 2 |