Frost dates in Yorkville, WI
The average last spring frost in Yorkville is around May 4 and the first fall frost is around October 12. That gives Yorkville an average growing season of about 161 days.
Last spring frost
| Early (10% chance after) | April 20 |
|---|---|
| Average (50%) | May 4 |
| Late (90%) | May 20 |
First fall frost
| Early (10%) | October 1 |
|---|---|
| Average (50%) | October 12 |
| Late (90% chance before) | October 23 |