Louisiana frost dates: S
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Saint Amant | Feb 21 | Dec 5 | 287 d | 9a |
| Saint Benedict | Mar 12 | Nov 18 | 251 d | 9a |
| Saint Bernard | Feb 4 | Dec 15 | 314 d | 9b |
| Saint Francisville | Mar 2 | Nov 24 | 267 d | 9a |
| Saint Gabriel | Feb 9 | Dec 13 | 307 d | 9a |
| Saint James | Feb 21 | Dec 5 | 287 d | 9a |
| Saint Joseph | Mar 13 | Nov 10 | 242 d | 8b |
| Saint Landry | Feb 28 | Nov 24 | 269 d | 9a |
| Saint Martinville | Feb 19 | Dec 1 | 285 d | 9a |
| Saint Maurice | Feb 28 | Dec 1 | 276 d | 9a |
| Saint Rose | Jan 30 | Dec 31 | 335 d | 9b |
| Saline | Mar 19 | Nov 9 | 235 d | 8b |
| Sarepta | Mar 14 | Nov 14 | 245 d | 8b |
| Schriever | Feb 5 | Dec 17 | 315 d | 9b |
| Scott | Feb 26 | Nov 28 | 275 d | 9a |
| Shongaloo | Mar 30 | Nov 6 | 221 d | 8b |
| Shreveport | Feb 28 | Nov 24 | 269 d | 8b |
| Sibley | Mar 17 | Nov 14 | 242 d | 8b |
| Sicily Island | Mar 10 | Nov 16 | 251 d | 8b |
| Sieper | Mar 1 | Nov 23 | 267 d | 9a |
| Sikes | Mar 13 | Nov 10 | 242 d | 8b |
| Simmesport | Feb 28 | Nov 24 | 269 d | 9a |
| Simpson | Mar 1 | Nov 23 | 267 d | 9a |
| Simsboro | Mar 11 | Nov 16 | 250 d | 8b |
| Singer | Mar 2 | Nov 25 | 268 d | 9a |
| Slagle | Mar 20 | Nov 9 | 234 d | 9a |
| Slaughter | Mar 13 | Nov 17 | 249 d | 9a |
| Slidell | Mar 3 | Nov 21 | 263 d | 9a |
| Sondheimer | Mar 2 | Nov 24 | 267 d | 8b |
| Sorrento | Feb 21 | Dec 5 | 287 d | 9a |
| Spearsville | Mar 14 | Nov 16 | 247 d | 8b |
| Springfield | Mar 8 | Nov 19 | 256 d | 9a |
| Springhill | Mar 14 | Nov 14 | 245 d | 8b |
| Starks | Feb 28 | Nov 23 | 268 d | 9a |
| Start | Feb 28 | Nov 26 | 271 d | 8b |
| Sterlington | Mar 15 | Nov 12 | 242 d | 8b |
| Stonewall | Mar 12 | Nov 15 | 248 d | 8b |
| Sugartown | Mar 3 | Nov 25 | 267 d | 9a |
| Sulphur | Feb 14 | Dec 7 | 296 d | 9a |
| Summerfield | Mar 30 | Nov 6 | 221 d | 8b |
| Sun | Mar 2 | Nov 23 | 266 d | 9a |
| Sunset | Feb 28 | Nov 23 | 268 d | 9a |
| Sunshine | Feb 28 | Nov 26 | 271 d | 9a |
| Swartz | Mar 8 | Nov 15 | 252 d | 8b |