Frost dates in Troy, MO
The average last spring frost in Troy is around April 13 and the first fall frost is around October 23. That gives Troy an average growing season of about 193 days.
Last spring frost
| Early (10% chance after) | March 30 |
|---|---|
| Average (50%) | April 13 |
| Late (90%) | May 1 |
First fall frost
| Early (10%) | October 6 |
|---|---|
| Average (50%) | October 23 |
| Late (90% chance before) | November 8 |