Frost dates in Smithfield, KY
The average last spring frost in Smithfield is around April 11 and the first fall frost is around October 20. That gives Smithfield an average growing season of about 192 days.
Last spring frost
| Early (10% chance after) | March 26 |
|---|---|
| Average (50%) | April 11 |
| Late (90%) | April 25 |
First fall frost
| Early (10%) | October 8 |
|---|---|
| Average (50%) | October 20 |
| Late (90% chance before) | October 29 |