| 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: | 65l - Vidalia Upland |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 30452 - Register, GA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 37 | 40 | 46 | 52 | 61 | 68 | 71 | 70 | 66 | 55 | 46 | 39 | 54 |
| Avg Max Temp (°F) | 60 | 64 | 71 | 78 | 85 | 90 | 92 | 91 | 86 | 78 | 70 | 62 | 77 |
| Avg Precip (In.) | 4.72 | 3.76 | 4.32 | 3.13 | 3.27 | 4.8 | 5.16 | 5.48 | 3.97 | 2.82 | 2.81 | 3.37 | 47.61 |