South Carolina frost dates: D
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Dale | Feb 28 | Dec 3 | 278 d | 9a |
| Dalzell | Mar 24 | Nov 7 | 228 d | 8b |
| Darlington | Mar 30 | Nov 6 | 221 d | 8b |
| Daufuskie Island | Mar 2 | Nov 30 | 273 d | 9a |
| Davis Station | Mar 25 | Nov 11 | 231 d | 8b |
| Denmark | Mar 18 | Nov 12 | 239 d | 8b |
| Dillon | Mar 28 | Nov 8 | 225 d | 8b |
| Donalds | Apr 1 | Nov 2 | 215 d | 8a |
| Dorchester | Mar 22 | Nov 12 | 235 d | 8b |
| Drayton | Apr 8 | Nov 1 | 207 d | 8a |
| Due West | Apr 1 | Nov 2 | 215 d | 8a |
| Duncan | Mar 28 | Nov 7 | 224 d | 8a |