Frost dates in Manitou, OK
The average last spring frost in Manitou is around March 30 and the first fall frost is around November 10. That gives Manitou an average growing season of about 225 days.
Last spring frost
| Early (10% chance after) | March 10 |
|---|---|
| Average (50%) | March 30 |
| Late (90%) | April 13 |
First fall frost
| Early (10%) | October 26 |
|---|---|
| Average (50%) | November 10 |
| Late (90% chance before) | November 25 |