Frost dates in Coatesville, PA
The average last spring frost in Coatesville is around April 25 and the first fall frost is around October 14. That gives Coatesville an average growing season of about 172 days.
Last spring frost
| Early (10% chance after) | April 12 |
|---|---|
| Average (50%) | April 25 |
| Late (90%) | May 6 |
First fall frost
| Early (10%) | October 6 |
|---|---|
| Average (50%) | October 14 |
| Late (90% chance before) | October 30 |