Frost dates in Vandalia, MI
The average last spring frost in Vandalia is around May 9 and the first fall frost is around October 7. That gives Vandalia an average growing season of about 151 days.
Last spring frost
| Early (10% chance after) | April 23 |
|---|---|
| Average (50%) | May 9 |
| Late (90%) | May 29 |
First fall frost
| Early (10%) | September 22 |
|---|---|
| Average (50%) | October 7 |
| Late (90% chance before) | October 26 |