Frost dates in Joseph, OR
The average last spring frost in Joseph is around June 14 and the first fall frost is around September 12. That gives Joseph an average growing season of about 90 days.
Last spring frost
| Early (10% chance after) | May 24 |
|---|---|
| Average (50%) | June 14 |
| Late (90%) | July 3 |
First fall frost
| Early (10%) | August 24 |
|---|---|
| Average (50%) | September 12 |
| Late (90% chance before) | October 4 |