Frost dates in Poolesville, MD
The average last spring frost in Poolesville is around April 11 and the first fall frost is around December 10. That gives Poolesville an average growing season of about 243 days.
Last spring frost
| Early (10% chance after) | February 24 |
|---|---|
| Average (50%) | April 11 |
| Late (90%) | May 11 |
First fall frost
| Early (10%) | December 4 |
|---|---|
| Average (50%) | December 10 |
| Late (90% chance before) | December 16 |