Frost dates in Newcastle, OK
The average last spring frost in Newcastle is around March 30 and the first fall frost is around November 5. That gives Newcastle an average growing season of about 220 days.
Last spring frost
| Early (10% chance after) | March 9 |
|---|---|
| Average (50%) | March 30 |
| Late (90%) | April 20 |
First fall frost
| Early (10%) | October 24 |
|---|---|
| Average (50%) | November 5 |
| Late (90% chance before) | November 19 |