| 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 |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F |
| Average First Frost Date: | Nov. 21 - Nov. 30 |
| Average Last Frost Date: | Mar. 11 - Mar. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 65f - Southern Pine Plains and Hills |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 39667 - Tylertown, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 38 | 41 | 48 | 53 | 62 | 68 | 71 | 70 | 66 | 55 | 47 | 41 | 55 |
| Avg Max Temp (°F) | 60 | 64 | 71 | 77 | 84 | 89 | 91 | 91 | 88 | 79 | 69 | 62 | 77 |
| Avg Precip (In.) | 6.76 | 5.47 | 6.34 | 5.78 | 5.7 | 4.94 | 5.88 | 4.82 | 4.11 | 3.69 | 4.95 | 5.56 | 64 |