Frost dates in Knightstown, IN
The average last spring frost in Knightstown is around April 17 and the first fall frost is around October 11. That gives Knightstown an average growing season of about 177 days.
Last spring frost
| Early (10% chance after) | April 9 |
|---|---|
| Average (50%) | April 17 |
| Late (90%) | April 29 |
First fall frost
| Early (10%) | September 25 |
|---|---|
| Average (50%) | October 11 |
| Late (90% chance before) | October 29 |