| 2023 Hardiness Zone: | 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: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 45b - Southern Outer Piedmont |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 30217 - Franklin, GA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 31 | 33 | 40 | 46 | 55 | 63 | 68 | 67 | 61 | 48 | 40 | 33 | 49 |
| Avg Max Temp (°F) | 54 | 59 | 67 | 75 | 82 | 88 | 91 | 89 | 84 | 75 | 66 | 57 | 74 |
| Avg Precip (In.) | 5.54 | 5.08 | 6.05 | 4.38 | 3.89 | 3.99 | 4.88 | 3.68 | 3.49 | 2.97 | 4.32 | 4.62 | 52.89 |