Frost dates in Merrill, OR
The average last spring frost in Merrill is around June 11 and the first fall frost is around September 10. That gives Merrill an average growing season of about 91 days.
Last spring frost
| Early (10% chance after) | May 21 |
|---|---|
| Average (50%) | June 11 |
| Late (90%) | June 30 |
First fall frost
| Early (10%) | August 18 |
|---|---|
| Average (50%) | September 10 |
| Late (90% chance before) | September 24 |