Frost dates in Highland, WI
The average last spring frost in Highland is around May 5 and the first fall frost is around October 4. That gives Highland an average growing season of about 152 days.
Last spring frost
| Early (10% chance after) | April 19 |
|---|---|
| Average (50%) | May 5 |
| Late (90%) | May 23 |
First fall frost
| Early (10%) | September 20 |
|---|---|
| Average (50%) | October 4 |
| Late (90% chance before) | October 20 |