Frost dates in Winchester, IN
The average last spring frost in Winchester is around April 28 and the first fall frost is around October 15. That gives Winchester an average growing season of about 170 days.
Last spring frost
| Early (10% chance after) | April 11 |
|---|---|
| Average (50%) | April 28 |
| Late (90%) | May 11 |
First fall frost
| Early (10%) | September 30 |
|---|---|
| Average (50%) | October 15 |
| Late (90% chance before) | October 26 |