Frost dates in Shawnee, OK
The average last spring frost in Shawnee is around March 29 and the first fall frost is around November 2. That gives Shawnee an average growing season of about 218 days.
Last spring frost
| Early (10% chance after) | March 9 |
|---|---|
| Average (50%) | March 29 |
| Late (90%) | April 18 |
First fall frost
| Early (10%) | October 18 |
|---|---|
| Average (50%) | November 2 |
| Late (90% chance before) | November 19 |