Kentucky frost dates: M
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Maceo | Apr 5 | Nov 1 | 210 d | 7a |
| Mackville | Apr 9 | Oct 27 | 201 d | 7a |
| Madisonville | Apr 2 | Nov 1 | 213 d | 7a |
| Magnolia | Apr 16 | Oct 25 | 192 d | 7a |
| Majestic | Apr 8 | Nov 2 | 208 d | 7a |
| Mallie | Apr 21 | Oct 22 | 184 d | 7a |
| Malone | Apr 29 | Oct 16 | 170 d | 6b |
| Mammoth Cave | Apr 4 | Oct 31 | 210 d | 7a |
| Manchester | Apr 29 | Oct 16 | 170 d | 7a |
| Manitou | Apr 2 | Nov 1 | 213 d | 7a |
| Mannsville | Apr 22 | Oct 20 | 181 d | 7a |
| Maple Mount | Apr 2 | Nov 1 | 213 d | 7a |
| Marion | Apr 11 | Oct 24 | 196 d | 7a |
| Marrowbone | Apr 26 | Oct 18 | 175 d | 6b |
| Marshes Siding | Apr 24 | Oct 18 | 177 d | 7a |
| Martha | Apr 24 | Oct 17 | 176 d | 6b |
| Martin | Apr 23 | Oct 23 | 183 d | 7a |
| Mary Alice | Apr 15 | Oct 30 | 198 d | 7a |
| Mason | Apr 11 | Oct 29 | 201 d | 6b |
| Masonic Home | Apr 3 | Nov 3 | 214 d | 7a |
| Mayfield | Apr 9 | Oct 19 | 193 d | 7b |
| Mayking | Apr 21 | Oct 22 | 184 d | 7a |
| Mayslick | Apr 12 | Oct 30 | 201 d | 6b |
| Maysville | Apr 18 | Oct 30 | 195 d | 6b |
| Mazie | Apr 24 | Oct 17 | 176 d | 6b |
| Mc Andrews | Apr 8 | Nov 2 | 208 d | 7a |
| Mc Carr | Apr 8 | Nov 2 | 208 d | 7a |
| Mc Daniels | Apr 11 | Oct 26 | 198 d | 6b |
| Mc Dowell | Apr 23 | Oct 23 | 183 d | 7a |
| Mc Henry | Apr 10 | Oct 22 | 195 d | 7a |
| Mc Kee | Apr 24 | Oct 19 | 178 d | 6b |
| Mc Kinney | Apr 18 | Oct 24 | 189 d | 7a |
| Mc Quady | Apr 25 | Oct 16 | 174 d | 7a |
| Mc Roberts | Apr 21 | Oct 22 | 184 d | 7a |
| Meally | Apr 19 | Oct 25 | 189 d | 7a |
| Means | Apr 24 | Oct 18 | 177 d | 7a |
| Melber | Apr 5 | Oct 28 | 206 d | 7a |
| Melbourne | Apr 16 | Oct 25 | 192 d | 6b |
| Melvin | Apr 29 | Oct 16 | 170 d | 7a |
| Middleburg | Apr 22 | Oct 20 | 181 d | 7a |
| Middlesboro | Apr 23 | Oct 19 | 179 d | 7a |
| Midway | Apr 12 | Oct 28 | 199 d | 6b |
| Milburn | Apr 6 | Oct 30 | 207 d | 7b |
| Milford | Apr 16 | Oct 31 | 198 d | 6b |
| Millersburg | Apr 18 | Oct 23 | 188 d | 6b |
| Millstone | Apr 21 | Oct 22 | 184 d | 7a |
| Millwood | Apr 26 | Oct 15 | 172 d | 7a |
| Milton | Apr 11 | Oct 31 | 203 d | 6b |
| Minerva | Apr 11 | Oct 30 | 202 d | 6b |
| Minnie | Apr 23 | Oct 23 | 183 d | 7a |
| Miracle | Apr 15 | Oct 30 | 198 d | 7a |
| Mistletoe | Apr 16 | Oct 26 | 193 d | 7a |
| Mitchellsburg | Apr 9 | Oct 27 | 201 d | 7a |
| Mize | Apr 29 | Oct 16 | 170 d | 6b |
| Monticello | Apr 18 | Oct 26 | 191 d | 7a |
| Moorefield | Apr 12 | Oct 30 | 201 d | 6b |
| Morehead | Apr 17 | Oct 25 | 191 d | 6b |
| Morganfield | Apr 5 | Oct 31 | 209 d | 7a |
| Morgantown | Apr 15 | Oct 20 | 188 d | 7a |
| Morning View | Apr 11 | Oct 29 | 201 d | 6b |
| Mortons Gap | Apr 2 | Nov 1 | 213 d | 7a |
| Mount Eden | Apr 23 | Oct 16 | 176 d | 6b |
| Mount Hermon | Apr 26 | Oct 18 | 175 d | 7a |
| Mount Olivet | Apr 18 | Oct 23 | 188 d | 6b |
| Mount Sherman | Apr 16 | Oct 25 | 192 d | 7a |
| Mount Sterling | Apr 24 | Oct 18 | 177 d | 6b |
| Mount Vernon | Apr 18 | Oct 24 | 189 d | 7a |
| Mount Washington | Apr 6 | Nov 1 | 209 d | 7a |
| Mousie | Apr 23 | Oct 23 | 183 d | 7a |
| Mouthcard | Apr 22 | Oct 23 | 184 d | 7a |
| Mozelle | Apr 15 | Oct 30 | 198 d | 7a |
| Muldraugh | Apr 19 | Oct 24 | 188 d | 7a |
| Munfordville | Apr 21 | Oct 18 | 180 d | 7a |
| Murray | Apr 5 | Nov 1 | 210 d | 7b |
| Muses Mills | Apr 12 | Oct 30 | 201 d | 6b |
| Myra | Apr 29 | Oct 16 | 170 d | 7a |