Frost dates in Wilburton, OK
The average last spring frost in Wilburton is around April 6 and the first fall frost is around October 25. That gives Wilburton an average growing season of about 202 days.
Last spring frost
| Early (10% chance after) | March 20 |
|---|---|
| Average (50%) | April 6 |
| Late (90%) | April 18 |
First fall frost
| Early (10%) | October 9 |
|---|---|
| Average (50%) | October 25 |
| Late (90% chance before) | November 10 |