| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F 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. 11 - Mar. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 74a - Bluff Hills |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 39180 - Vicksburg, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 35 | 39 | 45 | 52 | 61 | 68 | 71 | 70 | 65 | 53 | 45 | 38 | 53 |
| Avg Max Temp (°F) | 58 | 63 | 71 | 77 | 84 | 90 | 92 | 92 | 87 | 79 | 69 | 60 | 77 |
| Avg Precip (In.) | 6.26 | 4.82 | 6.37 | 5.65 | 5.46 | 4.22 | 4.2 | 3.09 | 3.29 | 3.8 | 5.06 | 5.72 | 57.93 |