Frost dates in Perry, IL
The average last spring frost in Perry is around April 19 and the first fall frost is around October 10. That gives Perry an average growing season of about 174 days.
Last spring frost
| Early (10% chance after) | April 11 |
|---|---|
| Average (50%) | April 19 |
| Late (90%) | May 4 |
First fall frost
| Early (10%) | September 25 |
|---|---|
| Average (50%) | October 10 |
| Late (90% chance before) | October 28 |