| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F | |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F | |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F | |
| Average First Frost Date: | Nov. 11 - Nov. 20 | |
| Average Last Frost Date: | Apr. 1 - Apr. 10 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 45b - Southern Outer Piedmont | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 30340 - Atlanta, GA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 29 | 32 | 39 | 46 | 55 | 63 | 67 | 66 | 60 | 48 | 39 | 32 | 48 |
| Avg Max Temp (°F) | 50 | 55 | 63 | 71 | 78 | 85 | 88 | 87 | 81 | 72 | 62 | 53 | 71 |
| Avg Precip (In.) | 5.74 | 4.89 | 5.84 | 4.2 | 4.29 | 3.96 | 4.62 | 4.2 | 4.08 | 3.54 | 4.06 | 4.29 | 53.73 |