Frost dates in Highland Park, MI
The average last spring frost in Highland Park is around April 20 and the first fall frost is around October 29. That gives Highland Park an average growing season of about 192 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 20 |
| Late (90%) | May 1 |
First fall frost
| Early (10%) | October 15 |
|---|---|
| Average (50%) | October 29 |
| Late (90% chance before) | November 10 |