Frost dates in Castalia, NC
The average last spring frost in Castalia is around April 15 and the first fall frost is around October 23. That gives Castalia an average growing season of about 191 days.
Last spring frost
| Early (10% chance after) | March 30 |
|---|---|
| Average (50%) | April 15 |
| Late (90%) | May 9 |
First fall frost
| Early (10%) | October 7 |
|---|---|
| Average (50%) | October 23 |
| Late (90% chance before) | November 6 |