Frost dates in Dayville, OR
The average last spring frost in Dayville is around May 11 and the first fall frost is around October 5. That gives Dayville an average growing season of about 147 days.
Last spring frost
| Early (10% chance after) | April 26 |
|---|---|
| Average (50%) | May 11 |
| Late (90%) | June 1 |
First fall frost
| Early (10%) | September 19 |
|---|---|
| Average (50%) | October 5 |
| Late (90% chance before) | October 28 |