Frost dates in Boyne City, MI
The average last spring frost in Boyne City is around May 30 and the first fall frost is around September 26. That gives Boyne City an average growing season of about 119 days.
Last spring frost
| Early (10% chance after) | May 14 |
|---|---|
| Average (50%) | May 30 |
| Late (90%) | June 17 |
First fall frost
| Early (10%) | September 11 |
|---|---|
| Average (50%) | September 26 |
| Late (90% chance before) | October 12 |