Frost dates in St. Bernard, OH
The average last spring frost in St. Bernard is around April 18 and the first fall frost is around October 22. That gives St. Bernard an average growing season of about 187 days.
Last spring frost
| Early (10% chance after) | April 4 |
|---|---|
| Average (50%) | April 18 |
| Late (90%) | May 4 |
First fall frost
| Early (10%) | October 7 |
|---|---|
| Average (50%) | October 22 |
| Late (90% chance before) | November 4 |