| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | Apr. 21 - Apr. 30 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 45a - Southern Inner Piedmont | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 30545 - Helen, GA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 27 | 28 | 35 | 42 | 50 | 59 | 63 | 63 | 57 | 44 | 36 | 30 | 44 |
| Avg Max Temp (°F) | 49 | 54 | 61 | 70 | 76 | 82 | 85 | 84 | 79 | 70 | 61 | 52 | 69 |
| Avg Precip (In.) | 7.15 | 6.3 | 7.47 | 5.27 | 6.36 | 4.85 | 5.57 | 5.26 | 5.39 | 4.33 | 5.93 | 6.14 | 70.01 |