Frost dates in Algonac, MI
The average last spring frost in Algonac is around April 29 and the first fall frost is around October 24. That gives Algonac an average growing season of about 178 days.
Last spring frost
| Early (10% chance after) | April 20 |
|---|---|
| Average (50%) | April 29 |
| Late (90%) | May 18 |
First fall frost
| Early (10%) | October 11 |
|---|---|
| Average (50%) | October 24 |
| Late (90% chance before) | November 3 |