Frost dates in Roann, IN
The average last spring frost in Roann is around April 26 and the first fall frost is around October 19. That gives Roann an average growing season of about 176 days.
Last spring frost
| Early (10% chance after) | April 13 |
|---|---|
| Average (50%) | April 26 |
| Late (90%) | May 2 |
First fall frost
| Early (10%) | October 9 |
|---|---|
| Average (50%) | October 19 |
| Late (90% chance before) | November 1 |