| 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 |
| 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 31032 - Gray, GA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 33 | 35 | 42 | 48 | 57 | 65 | 69 | 68 | 62 | 50 | 42 | 35 | 50 |
| Avg Max Temp (°F) | 55 | 60 | 68 | 75 | 82 | 89 | 91 | 90 | 85 | 76 | 67 | 58 | 75 |
| Avg Precip (In.) | 5 | 4.57 | 5.16 | 3.4 | 3.27 | 3.56 | 4.44 | 4.02 | 3.37 | 2.76 | 3.41 | 3.92 | 46.87 |