Snelling, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.8 °F (low) to 76.2 °F (high). Annual precipitation averages 48.4 Inches. Snelling is located in USDA Plant Hardiness Zone 8b. 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 | 35.1 °F | 58.2 °F | 4.0 in. |
| February | 37.6 °F | 62.0 °F | 3.74 in. |
| March | 43.5 °F | 69.4 °F | 4.02 in. |
| April | 51.2 °F | 76.9 °F | 3.17 in. |
| May | 60.1 °F | 84.0 °F | 3.38 in. |
| June | 67.7 °F | 89.7 °F | 5.5 in. |
| July | 70.9 °F | 92.7 °F | 5.16 in. |
| August | 70.1 °F | 90.4 °F | 5.36 in. |
| September | 64.7 °F | 85.8 °F | 4.1 in. |
| October | 53.3 °F | 77.6 °F | 3.17 in. |
| November | 42.4 °F | 67.8 °F | 2.89 in. |
| December | 37.1 °F | 60.2 °F | 3.87 in. |
| Annual | 52.8 °F | 76.2 °F | 48.36 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |