| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°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: | Mar. 21 - Mar. 31 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 65l - Vidalia Upland | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 29536 - Dillon, SC | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 32 | 34 | 40 | 48 | 57 | 65 | 70 | 68 | 62 | 49 | 41 | 34 | 50 |
| Avg Max Temp (°F) | 54 | 58 | 66 | 74 | 81 | 87 | 90 | 88 | 83 | 74 | 66 | 56 | 73 |
| Avg Precip (In.) | 4.21 | 3.32 | 4.41 | 3.12 | 3.38 | 4.51 | 5.42 | 5.24 | 4.13 | 3.04 | 2.84 | 3.46 | 47.08 |