Frost dates in Sturgeon Bay, WI
The average last spring frost in Sturgeon Bay is around May 14 and the first fall frost is around October 6. That gives Sturgeon Bay an average growing season of about 145 days.
Last spring frost
| Early (10% chance after) | April 29 |
|---|---|
| Average (50%) | May 14 |
| Late (90%) | May 29 |
First fall frost
| Early (10%) | September 24 |
|---|---|
| Average (50%) | October 6 |
| Late (90% chance before) | October 26 |