Florida frost dates: M
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Macclenny | Mar 8 | Dec 1 | 268 d | 9a |
| Madison | Mar 5 | Nov 29 | 269 d | 9a |
| Maitland | Jan 17 | Jan 13 | 361 d | 10a |
| Malabar | Jan 16 | Jan 13 | 362 d | 10a |
| Malone | Mar 1 | Nov 27 | 271 d | 9a |
| Manasota | Jan 16 | Jan 11 | 360 d | 10a |
| Mango | Jan 30 | Jan 6 | 341 d | 9b |
| Marathon | rare frost | 11b | ||
| Marathon Shores | rare frost | 11b | ||
| Marco Island | rare frost | 10b | ||
| Margate | rare frost | 10b | ||
| Marianna | Mar 1 | Nov 27 | 271 d | 9a |
| Mary Esther | Mar 1 | Nov 27 | 271 d | 9a |
| Mascotte | Mar 2 | Dec 5 | 278 d | 9b |
| Mayo | Mar 8 | Nov 25 | 262 d | 9a |
| Mc Alpin | Feb 20 | Dec 6 | 289 d | 9a |
| Mc David | Mar 15 | Nov 13 | 243 d | 9a |
| Mc Intosh | Mar 1 | Dec 7 | 281 d | 9a |
| Melbourne | Jan 20 | Jan 12 | 357 d | 10a |
| Melbourne Beach | Jan 16 | Jan 13 | 362 d | 10a |
| Melrose | Mar 3 | Dec 2 | 274 d | 9a |
| Merritt Island | Jan 29 | Jan 16 | 352 d | 10a |
| Mexico Beach | Mar 1 | Nov 29 | 273 d | 9b |
| Miami | rare frost | 11a | ||
| Miami Beach | rare frost | 11a | ||
| Miami Gardens | rare frost | 11a | ||
| Micanopy | Mar 3 | Dec 2 | 274 d | 9a |
| Mid Florida | Jan 24 | Jan 9 | 350 d | 9b |
| Middleburg | Feb 1 | Jan 5 | 338 d | 9a |
| Midway | Mar 13 | Nov 22 | 254 d | 9a |
| Milligan | Mar 21 | Nov 12 | 236 d | 9a |
| Milton | Feb 28 | Nov 27 | 272 d | 9a |
| Mims | Feb 10 | Jan 8 | 332 d | 10a |
| Minneola | Jan 29 | Jan 11 | 347 d | 9b |
| Miramar Beach | Feb 5 | Dec 28 | 326 d | 9b |
| Molino | Feb 17 | Dec 9 | 295 d | 9a |
| Monticello | Mar 7 | Nov 23 | 261 d | 9a |
| Montverde | Jan 28 | Jan 9 | 346 d | 9b |
| Moore Haven | Jan 27 | Jan 11 | 349 d | 10a |
| Morriston | Feb 28 | Dec 2 | 277 d | 9a |
| Mossy Head | Mar 21 | Nov 12 | 236 d | 9a |
| Mount Dora | Feb 24 | Dec 29 | 308 d | 9b |
| Mulberry | Jan 26 | Jan 9 | 348 d | 10a |
| Murdock | Jan 21 | Jan 14 | 358 d | 10a |
| Myakka City | Feb 1 | Jan 6 | 339 d | 9b |