Wellford, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50.3 °F (low) to 71.7 °F (high). Annual precipitation averages 52.4 Inches. Wellford is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 32.0 °F | 52.3 °F | 4.43 in. |
| February | 34.4 °F | 56.3 °F | 3.98 in. |
| March | 41.0 °F | 63.8 °F | 4.77 in. |
| April | 48.8 °F | 72.6 °F | 4.4 in. |
| May | 57.6 °F | 79.7 °F | 4.0 in. |
| June | 65.5 °F | 86.1 °F | 4.48 in. |
| July | 69.1 °F | 89.8 °F | 4.49 in. |
| August | 68.1 °F | 87.8 °F | 4.95 in. |
| September | 62.3 °F | 82.4 °F | 4.16 in. |
| October | 50.6 °F | 72.8 °F | 3.87 in. |
| November | 40.0 °F | 62.6 °F | 4.05 in. |
| December | 34.7 °F | 54.5 °F | 4.8 in. |
| Annual | 50.3 °F | 71.7 °F | 52.38 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |