Louisiana frost dates: W
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Wakefield | Mar 2 | Nov 24 | 267 d | 9a |
| Walker | Feb 25 | Nov 26 | 274 d | 9a |
| Washington | Feb 28 | Nov 23 | 268 d | 9a |
| Waterproof | Mar 13 | Nov 10 | 242 d | 8b |
| Watson | Feb 25 | Nov 26 | 274 d | 9a |
| Welsh | Feb 19 | Dec 4 | 288 d | 9a |
| West Monroe | Mar 8 | Nov 15 | 252 d | 8b |
| Westlake | Mar 2 | Nov 25 | 268 d | 9a |
| Westwego | Jan 24 | Jan 2 | 343 d | 9b |
| Weyanoke | Mar 2 | Nov 24 | 267 d | 9a |
| White Castle | Feb 9 | Dec 13 | 307 d | 9a |
| Wildsville | Mar 6 | Nov 22 | 261 d | 9a |
| Wilson | Mar 13 | Nov 17 | 249 d | 9a |
| Winnfield | Mar 13 | Nov 10 | 242 d | 8b |
| Winnsboro | Mar 7 | Nov 13 | 251 d | 8b |
| Wisner | Mar 10 | Nov 16 | 251 d | 8b |
| Woodworth | Mar 1 | Nov 22 | 266 d | 9a |