Frost dates in Sterling, MI
The average last spring frost in Sterling is around May 13 and the first fall frost is around September 29. That gives Sterling an average growing season of about 139 days.
Last spring frost
| Early (10% chance after) | April 28 |
|---|---|
| Average (50%) | May 13 |
| Late (90%) | May 30 |
First fall frost
| Early (10%) | September 13 |
|---|---|
| Average (50%) | September 29 |
| Late (90% chance before) | October 23 |