Frost dates in Mentor, OH
The average last spring frost in Mentor is around April 22 and the first fall frost is around November 4. That gives Mentor an average growing season of about 196 days.
Last spring frost
| Early (10% chance after) | April 9 |
|---|---|
| Average (50%) | April 22 |
| Late (90%) | May 4 |
First fall frost
| Early (10%) | October 20 |
|---|---|
| Average (50%) | November 4 |
| Late (90% chance before) | November 19 |