| 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: | 65f - Southern Pine Plains and Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 36344 - Hartford, AL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 37 | 40 | 46 | 52 | 61 | 67 | 70 | 70 | 65 | 53 | 45 | 39 | 54 |
| Avg Max Temp (°F) | 59 | 63 | 71 | 77 | 84 | 89 | 91 | 90 | 86 | 78 | 70 | 62 | 77 |
| Avg Precip (In.) | 5.62 | 4.79 | 6.28 | 4.28 | 4.14 | 5.22 | 6.62 | 4.95 | 4.78 | 2.89 | 4.12 | 4.25 | 57.96 |