Frost dates in Jackson, WI
The average last spring frost in Jackson is around April 25 and the first fall frost is around October 18. That gives Jackson an average growing season of about 176 days.
Last spring frost
| Early (10% chance after) | April 16 |
|---|---|
| Average (50%) | April 25 |
| Late (90%) | May 11 |
First fall frost
| Early (10%) | October 8 |
|---|---|
| Average (50%) | October 18 |
| Late (90% chance before) | October 29 |