Frost dates in Marianna, FL
The average last spring frost in Marianna is around March 6 and the first fall frost is around November 21. That gives Marianna an average growing season of about 260 days.
Last spring frost
| Early (10% chance after) | February 13 |
|---|---|
| Average (50%) | March 6 |
| Late (90%) | March 27 |
First fall frost
| Early (10%) | November 3 |
|---|---|
| Average (50%) | November 21 |
| Late (90% chance before) | December 16 |