Frost dates in Round Hill, VA
The average last spring frost in Round Hill is around April 16 and the first fall frost is around October 21. That gives Round Hill an average growing season of about 188 days.
Last spring frost
| Early (10% chance after) | April 6 |
|---|---|
| Average (50%) | April 16 |
| Late (90%) | May 5 |
First fall frost
| Early (10%) | October 6 |
|---|---|
| Average (50%) | October 21 |
| Late (90% chance before) | November 6 |