Frost dates in Algoma, WI
The average last spring frost in Algoma is around May 4 and the first fall frost is around October 18. That gives Algoma an average growing season of about 167 days.
Last spring frost
| Early (10% chance after) | April 25 |
|---|---|
| Average (50%) | May 4 |
| Late (90%) | May 19 |
First fall frost
| Early (10%) | October 11 |
|---|---|
| Average (50%) | October 18 |
| Late (90% chance before) | October 29 |