Frost dates in Ashtabula, OH
The average last spring frost in Ashtabula is around May 3 and the first fall frost is around October 26. That gives Ashtabula an average growing season of about 176 days.
Last spring frost
| Early (10% chance after) | April 27 |
|---|---|
| Average (50%) | May 3 |
| Late (90%) | May 19 |
First fall frost
| Early (10%) | October 6 |
|---|---|
| Average (50%) | October 26 |
| Late (90% chance before) | November 9 |