Frost dates in Rattan, OK
The average last spring frost in Rattan is around April 1 and the first fall frost is around November 2. That gives Rattan an average growing season of about 215 days.
Last spring frost
| Early (10% chance after) | March 15 |
|---|---|
| Average (50%) | April 1 |
| Late (90%) | April 17 |
First fall frost
| Early (10%) | October 19 |
|---|---|
| Average (50%) | November 2 |
| Late (90% chance before) | November 20 |