Frost dates in Shelbyville, MO
The average last spring frost in Shelbyville is around April 22 and the first fall frost is around October 12. That gives Shelbyville an average growing season of about 173 days.
Last spring frost
| Early (10% chance after) | April 7 |
|---|---|
| Average (50%) | April 22 |
| Late (90%) | May 7 |
First fall frost
| Early (10%) | September 29 |
|---|---|
| Average (50%) | October 12 |
| Late (90% chance before) | November 8 |