Frost dates in Niles, MI
The average last spring frost in Niles is around April 26 and the first fall frost is around October 22. That gives Niles an average growing season of about 179 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 26 |
| Late (90%) | May 11 |
First fall frost
| Early (10%) | October 10 |
|---|---|
| Average (50%) | October 22 |
| Late (90% chance before) | October 29 |