Frost dates in Jamestown, OH
The average last spring frost in Jamestown is around April 25 and the first fall frost is around October 15. That gives Jamestown an average growing season of about 173 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 25 |
| Late (90%) | May 10 |
First fall frost
| Early (10%) | October 1 |
|---|---|
| Average (50%) | October 15 |
| Late (90% chance before) | October 30 |