Frost dates in Soper, OK
The average last spring frost in Soper is around March 26 and the first fall frost is around November 9. That gives Soper an average growing season of about 228 days.
Last spring frost
| Early (10% chance after) | March 8 |
|---|---|
| Average (50%) | March 26 |
| Late (90%) | April 13 |
First fall frost
| Early (10%) | October 22 |
|---|---|
| Average (50%) | November 9 |
| Late (90% chance before) | November 24 |