Frost dates in Greenfield, IN
The average last spring frost in Greenfield is around April 21 and the first fall frost is around October 18. That gives Greenfield an average growing season of about 180 days.
Last spring frost
| Early (10% chance after) | April 11 |
|---|---|
| Average (50%) | April 21 |
| Late (90%) | May 10 |
First fall frost
| Early (10%) | October 2 |
|---|---|
| Average (50%) | October 18 |
| Late (90% chance before) | November 1 |