Frost dates in Vandalia, MO
The average last spring frost in Vandalia is around April 13 and the first fall frost is around October 19. That gives Vandalia an average growing season of about 189 days.
Last spring frost
| Early (10% chance after) | March 29 |
|---|---|
| Average (50%) | April 13 |
| Late (90%) | April 28 |
First fall frost
| Early (10%) | October 6 |
|---|---|
| Average (50%) | October 19 |
| Late (90% chance before) | November 3 |