| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| Average First Frost Date: | Nov. 1 - Nov. 10 |
| 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 38917 - Carrollton, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 32 | 36 | 43 | 50 | 60 | 67 | 70 | 69 | 63 | 50 | 42 | 35 | 51 |
| Avg Max Temp (°F) | 53 | 58 | 66 | 74 | 81 | 88 | 91 | 91 | 86 | 76 | 65 | 56 | 74 |
| Avg Precip (In.) | 5.85 | 4.64 | 6.42 | 5.38 | 5.4 | 4.4 | 4.77 | 2.85 | 3.51 | 3.57 | 5.36 | 5.8 | 57.95 |