Frost dates in Bay City, MI
The average last spring frost in Bay City is around April 24 and the first fall frost is around October 17. That gives Bay City an average growing season of about 176 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 24 |
| Late (90%) | May 16 |
First fall frost
| Early (10%) | October 1 |
|---|---|
| Average (50%) | October 17 |
| Late (90% chance before) | November 3 |