Frost dates in Green Castle, MO
The average last spring frost in Green Castle is around April 26 and the first fall frost is around October 15. That gives Green Castle an average growing season of about 172 days.
Last spring frost
| Early (10% chance after) | April 13 |
|---|---|
| Average (50%) | April 26 |
| Late (90%) | May 13 |
First fall frost
| Early (10%) | October 7 |
|---|---|
| Average (50%) | October 15 |
| Late (90% chance before) | October 28 |