Frost dates in Modale, IA
The average last spring frost in Modale is around April 27 and the first fall frost is around October 9. That gives Modale an average growing season of about 165 days.
Last spring frost
| Early (10% chance after) | April 13 |
|---|---|
| Average (50%) | April 27 |
| Late (90%) | May 13 |
First fall frost
| Early (10%) | September 23 |
|---|---|
| Average (50%) | October 9 |
| Late (90% chance before) | October 25 |