| City | Population | Last spring frost | First fall frost | Growing season | Zone |
|---|---|---|---|---|---|
| Jackson | 141,196 | Mar 6 | Nov 19 | 258 days | 8b |
| Gulfport | 76,506 | Feb 23 | Dec 3 | 287 days | 9a |
| Southaven | 57,819 | Mar 16 | Nov 16 | 244 days | 8a |
| Hattiesburg | 48,802 | Mar 7 | Nov 23 | 261 days | 8b |
| Biloxi | 48,516 | Feb 12 | Dec 14 | 301 days | 9a |
| Olive Branch | 47,563 | Mar 26 | Nov 6 | 227 days | 8a |
| Tupelo | 38,087 | Mar 21 | Nov 10 | 237 days | 8a |
| Meridian | 33,370 | Mar 16 | Nov 12 | 239 days | 8b |
| Pearl | 28,864 | Mar 14 | Nov 14 | 245 days | 8b |
| Madison | 28,575 | Mar 6 | Nov 19 | 258 days | 8b |
| Oxford | 26,773 | Apr 3 | Oct 31 | 210 days | 7b |
| Horn Lake | 26,741 | Mar 16 | Nov 16 | 244 days | 8a |
| Clinton | 26,640 | Mar 6 | Nov 19 | 258 days | 8b |
| Greenville | 26,530 | Mar 13 | Nov 15 | 247 days | 8b |
| Brandon | 26,122 | Mar 14 | Nov 14 | 245 days | 8b |
| Starkville | 25,754 | Mar 23 | Nov 8 | 233 days | 8a |
| Ridgeland | 24,750 | Mar 6 | Nov 19 | 258 days | 8b |
| Columbus | 22,792 | Mar 13 | Nov 12 | 244 days | 8b |
| Pascagoula | 21,409 | Mar 8 | Nov 19 | 256 days | 9a |
| Vicksburg | 19,830 | Feb 26 | Nov 22 | 269 days | 8b |
| Gautier | 19,069 | Mar 1 | Nov 24 | 269 days | 9a |
| Ocean Springs | 18,993 | Feb 12 | Dec 14 | 301 days | 9a |
| Hernando | 18,824 | Mar 28 | Nov 5 | 223 days | 8a |
| Laurel | 17,662 | Mar 12 | Nov 12 | 244 days | 8b |
| Long Beach | 17,309 | Feb 18 | Dec 14 | 300 days | 9a |
| Natchez | 14,880 | Mar 16 | Nov 9 | 237 days | 8b |
| Corinth | 14,345 | Apr 2 | Nov 1 | 213 days | 7b |
| Clarksdale | 13,643 | Mar 16 | Nov 12 | 243 days | 8b |
| D'Iberville | 13,557 | Feb 12 | Dec 14 | 301 days | 9a |
| Greenwood | 13,429 | Mar 17 | Nov 5 | 231 days | 8b |
| Byram | 12,707 | Mar 6 | Nov 19 | 258 days | 8b |
| Grenada | 12,088 | Mar 28 | Nov 4 | 222 days | 8a |
| Picayune | 12,019 | Mar 9 | Nov 18 | 255 days | 9a |
| Moss Point | 11,743 | Mar 1 | Nov 24 | 269 days | 9a |
| McComb | 11,697 | Mar 11 | Nov 18 | 253 days | 8b |
| Petal | 11,694 | Mar 8 | Nov 15 | 252 days | 8b |
| Brookhaven | 11,646 | Mar 17 | Nov 12 | 242 days | 8b |
| Flowood | 11,003 | Mar 14 | Nov 14 | 245 days | 8b |
| Canton | 10,873 | Mar 22 | Nov 6 | 230 days | 8b |
| Bay St. Louis | 10,634 | Feb 21 | Dec 3 | 287 days | 9a |
| Cleveland | 10,138 | Mar 14 | Nov 15 | 248 days | 8b |
| Yazoo City | 9,867 | Mar 4 | Nov 24 | 267 days | 8b |
| West Point | 9,743 | Mar 23 | Nov 8 | 233 days | 8a |
| Diamondhead | 9,441 | Feb 21 | Dec 3 | 287 days | 9a |
| Booneville | 9,257 | Apr 1 | Nov 3 | 216 days | 8a |
| Indianola | 8,637 | Mar 8 | Nov 20 | 255 days | 8b |
| Senatobia | 8,473 | Mar 20 | Nov 4 | 229 days | 8a |
| New Albany | 7,756 | Apr 8 | Oct 28 | 202 days | 8a |
| Richland | 7,630 | Mar 14 | Nov 14 | 245 days | 8b |
| Batesville | 7,325 | Mar 28 | Nov 2 | 218 days | 8a |
| Waveland | 7,042 | Feb 21 | Dec 3 | 287 days | 9a |
| Philadelphia | 6,858 | Mar 20 | Nov 9 | 235 days | 8b |
| Kosciusko | 6,722 | Mar 18 | Nov 11 | 239 days | 8a |
| Columbia | 6,525 | Mar 5 | Nov 19 | 262 days | 8b |
| Pass Christian | 6,459 | Feb 18 | Dec 14 | 300 days | 9a |
| Holly Springs | 6,402 | Apr 6 | Oct 26 | 204 days | 7b |
| Amory | 6,386 | Mar 29 | Nov 5 | 223 days | 8a |
| Pontotoc | 6,156 | Mar 28 | Nov 8 | 227 days | 8a |
| Louisville | 5,921 | Mar 21 | Nov 13 | 235 days | 8a |
| Forest | 5,433 | Mar 28 | Nov 2 | 221 days | 8b |
| Ripley | 5,377 | Apr 3 | Oct 30 | 210 days | 7b |
| Saltillo | 5,060 | Mar 21 | Nov 10 | 237 days | 8a |