Frost dates in Sumter, SC
The average last spring frost in Sumter is around March 23 and the first fall frost is around November 9. That gives Sumter an average growing season of about 231 days.
Last spring frost
| Early (10% chance after) | March 1 |
|---|---|
| Average (50%) | March 23 |
| Late (90%) | April 12 |
First fall frost
| Early (10%) | October 23 |
|---|---|
| Average (50%) | November 9 |
| Late (90% chance before) | November 25 |