Louisiana frost dates
Across 97 weather stations in Louisiana, the median last spring frost runs from Jan 22 in New Orleans Lakefront Airport to Mar 30 in Homer, and the first fall frost from Nov 5 to Jan 9 (next year).
Louisiana at a glance
- Weather stations
- 97
- Earliest last frost
- Jan 22 New Orleans Lakefront Airport
- Latest last frost
- Mar 30 Homer
- Longest season
- 357 days Boothville
- Typical season
- about 268 frost-free days
- Hardiness zones
- Zones 8b to 10a
Frost dates by weather station
| Weather station | Last spring frost | First fall frost | Frost-free days | Zone |
|---|---|---|---|---|
| Alexandria | Feb 27 | Nov 27 | 274 | 9a |
| Alexandria 5 mi SSE | Mar 3 | Nov 22 | 263 | 9a |
| Alexandria Esler Regional Airport | Mar 16 | Nov 8 | 239 | 9a |
| Alexandria International Airport | Mar 2 | Nov 17 | 260 | 9a |
| Amite | Mar 7 | Nov 18 | 257 | 9a |
| Ashland | Mar 24 | Nov 7 | 229 | 8b |
| Bastrop | Mar 15 | Nov 12 | 241 | 8b |
| Baton Rouge Ryan Airport | Feb 25 | Nov 26 | 276 | 9a |
| Benton | Mar 14 | Nov 14 | 246 | 8b |
| Bienville | Mar 19 | Nov 9 | 237 | 8b |
| Bogalusa | Mar 2 | Nov 23 | 265 | 9a |
| Boothville | Jan 23 | Jan 9 (next year) | 357 | 10a |
| Boyce | Mar 2 | Nov 27 | 271 | 9a |
| Brusly | Feb 28 | Nov 24 | 268 | 9a |
| Bunkie | Feb 28 | Nov 24 | 270 | 9a |
| Buras | Jan 25 | Jan 4 (next year) | 346 | 10a |
| Calhoun Research Station | Mar 28 | Nov 5 | 224 | 8b |
| Carville | Feb 9 | Dec 13 | 308 | 9a |
| Chalmette | Feb 10 | Dec 17 | 309 | 9b |
| Clinton | Mar 13 | Nov 17 | 251 | 9a |
| Columbia Lock | Mar 5 | Nov 22 | 263 | 8b |
| Covington | Mar 12 | Nov 18 | 253 | 9a |
| Crowley | Feb 20 | Dec 4 | 291 | 9a |
| De Ridder | Mar 1 | Nov 25 | 269 | 9a |
| Donaldsonville | Feb 21 | Dec 5 | 291 | 9a |
| Elizabeth | Mar 3 | Nov 25 | 268 | 9a |
| Eunice | Feb 26 | Nov 27 | 276 | 9a |
| Farmerville | Mar 14 | Nov 16 | 246 | 8b |
| Fort Polk Fullerton Lndg Strip | Mar 1 | Nov 23 | 268 | 9a |
| Franklin | Feb 11 | Dec 8 | 303 | 9b |
| Galliano | Feb 8 | Dec 19 | 311 | 9b |
| Grand Coteau | Feb 28 | Nov 23 | 267 | 9a |
| Hackberry | Feb 3 | Dec 24 | 323 | 9b |
| Hammond | Mar 8 | Nov 19 | 257 | 9a |
| Hodges Gardens | Mar 3 | Nov 27 | 267 | 9a |
| Homer | Mar 30 | Nov 6 | 221 | 8b |
| Houma | Feb 5 | Dec 17 | 312 | 9b |
| Jeanerette | Feb 15 | Dec 3 | 294 | 9b |
| Jena | Mar 19 | Nov 12 | 238 | 8b |
| Jennings | Feb 19 | Dec 4 | 292 | 9a |
| Jonesville Locks | Mar 6 | Nov 22 | 261 | 9a |
| Lafayette | Feb 26 | Nov 28 | 279 | 9a |
| Lafayette 13 mi SE | Feb 19 | Dec 1 | 289 | 9a |
| Lafayette Regional Airport | Feb 13 | Dec 4 | 299 | 9a |
| Lake Arthur | Feb 10 | Dec 11 | 307 | 9b |
| Lake Charles | Feb 14 | Dec 7 | 299 | 9b |
| Lake Providence | Mar 5 | Nov 24 | 263 | 8b |
| Leesville | Mar 20 | Nov 9 | 234 | 9a |
| Leland Bowman Lock | Feb 17 | Dec 5 | 298 | 9a |
| LSU Ben-Hur Farm | Feb 28 | Nov 26 | 272 | 9a |
| LSU Citrus Research Station | Feb 3 | Dec 28 | 327 | 9b |
| LSU Dean Lee Research Station | Mar 1 | Nov 22 | 267 | 9a |
| Mansfield | Mar 8 | Nov 20 | 255 | 8b |
| Many | Mar 20 | Nov 9 | 236 | 9a |
| Marrero | Feb 10 | Dec 12 | 306 | 9b |
| Minden | Mar 17 | Nov 14 | 241 | 8b |
| Monroe | Mar 25 | Nov 5 | 226 | 8b |
| Monroe Delta Cc | Mar 9 | Nov 14 | 248 | 8b |
| Monroe Regional Airport | Mar 8 | Nov 15 | 253 | 8b |
| Mooringsport | Mar 6 | Nov 19 | 257 | 8b |
| Morgan City | Jan 30 | Jan 1 (next year) | 335 | 9b |
| Moss Bluff | Mar 2 | Nov 25 | 267 | 9a |
| Natchitoches | Feb 28 | Dec 1 | 275 | 9a |
| Natchitoches No. 2 | Mar 5 | Nov 17 | 257 | 9a |
| New Iberia Acadiana Airport | Feb 10 | Dec 11 | 305 | 9a |
| New Iberia Acadiana Regional Airport | Feb 14 | Dec 5 | 298 | 9a |
| New Orleans Alvin Callender Fl | Feb 18 | Dec 6 | 295 | 9b |
| New Orleans Audubon | Jan 24 | Jan 2 (next year) | 341 | 9b |
| New Orleans International Airport | Jan 30 | Dec 31 | 333 | 9b |
| New Orleans Lakefront Airport | Jan 22 | Jan 5 (next year) | 348 | 9b |
| New Roads | Feb 19 | Dec 5 | 292 | 9a |
| Oberlin Fire Tower | Mar 1 | Nov 24 | 267 | 9a |
| Peason Ridge Range | Mar 8 | Nov 18 | 258 | 9a |
| Rayville | Feb 28 | Nov 26 | 271 | 8b |
| Red River Research Station | Mar 6 | Nov 18 | 256 | 8b |
| Reserve | Feb 9 | Dec 14 | 308 | 9b |
| Rockefeller Wildlife Refuge | Feb 2 | Dec 23 | 323 | 9b |
| Rosepine Research Station | Mar 8 | Nov 21 | 259 | 9a |
| Ruston La Tech | Mar 11 | Nov 16 | 248 | 8b |
| Salt Point | Feb 2 | Dec 26 | 326 | 9b |
| Shreveport | Mar 9 | Nov 18 | 255 | 8b |
| Shreveport Downtown Airport | Feb 28 | Nov 24 | 268 | 8b |
| Shreveport Sthrn Hills | Mar 12 | Nov 15 | 247 | 8b |
| Slidell | Feb 24 | Dec 1 | 281 | 9a |
| Slidell Airport | Mar 3 | Nov 21 | 263 | 9a |
| St. Bernard | Feb 4 | Dec 15 | 312 | 9b |
| St. Francisville | Mar 2 | Nov 24 | 268 | 9a |
| St. Joseph | Mar 13 | Nov 10 | 242 | 8b |
| St. Martinville | Feb 21 | Nov 27 | 280 | 9a |
| Tallulah | Mar 2 | Nov 24 | 271 | 8b |
| Tallulah Vicksburg Airport | Mar 3 | Nov 11 | 254 | 8b |
| Terrytown | Feb 1 | Dec 31 | 330 | 9b |
| Thibodaux | Feb 5 | Dec 14 | 311 | 9b |
| Toledo Bend Lake | Mar 1 | Nov 30 | 272 | 9a |
| Winnfield | Mar 13 | Nov 10 | 242 | 8b |
| Winnsboro 2 mi SE | Mar 7 | Nov 13 | 252 | 8b |
| Winnsboro 5 mi SSE | Mar 10 | Nov 16 | 250 | 8b |
Median dates from NOAA 1991–2020 climate normals. How to read them.