| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F | |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F | |
| Average First Frost Date: | Dec. 11 - Dec. 20 | |
| Average Last Frost Date: | Feb. 21 - Feb. 29 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 63h - Carolina Flatwoods | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 29927 - Hardeeville, SC | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 38 | 40 | 46 | 52 | 61 | 68 | 72 | 71 | 67 | 56 | 47 | 40 | 55 |
| Avg Max Temp (°F) | 60 | 63 | 70 | 77 | 84 | 88 | 91 | 89 | 85 | 77 | 70 | 62 | 76 |
| Avg Precip (In.) | 4.17 | 3.18 | 3.86 | 3.14 | 3.47 | 5.5 | 5.72 | 6.98 | 5.06 | 3.04 | 2.57 | 3.12 | 49.82 |