Frost dates in Kingsport, TN
The average last spring frost in Kingsport is around April 13 and the first fall frost is around October 24. That gives Kingsport an average growing season of about 194 days.
Last spring frost
| Early (10% chance after) | March 28 |
|---|---|
| Average (50%) | April 13 |
| Late (90%) | April 28 |
First fall frost
| Early (10%) | October 9 |
|---|---|
| Average (50%) | October 24 |
| Late (90% chance before) | November 8 |