| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | Mar. 21 - Mar. 31 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 74b - Loess Plains |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 39073 - Florence, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 34 | 37 | 45 | 51 | 60 | 67 | 70 | 69 | 64 | 51 | 43 | 37 | 52 |
| Avg Max Temp (°F) | 57 | 62 | 69 | 76 | 83 | 89 | 92 | 92 | 87 | 78 | 68 | 59 | 76 |
| Avg Precip (In.) | 5.93 | 4.85 | 6.12 | 5.9 | 5.14 | 3.94 | 4.62 | 3.73 | 3.38 | 3.46 | 5.11 | 5.59 | 57.78 |