Frost dates in Dunkirk, IN
The average last spring frost in Dunkirk is around April 25 and the first fall frost is around October 15. That gives Dunkirk an average growing season of about 173 days.
Last spring frost
| Early (10% chance after) | April 11 |
|---|---|
| Average (50%) | April 25 |
| Late (90%) | May 12 |
First fall frost
| Early (10%) | October 1 |
|---|---|
| Average (50%) | October 15 |
| Late (90% chance before) | October 28 |