East Sumter, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.4 °F (low) to 75.2 °F (high). Annual precipitation averages 48 Inches. East Sumter 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 34.3 °F | 57.0 °F | 3.72 in. |
| February | 36.5 °F | 60.4 °F | 3.52 in. |
| March | 42.5 °F | 67.8 °F | 3.65 in. |
| April | 50.9 °F | 76.4 °F | 3.27 in. |
| May | 59.7 °F | 83.0 °F | 3.64 in. |
| June | 67.9 °F | 88.8 °F | 5.27 in. |
| July | 71.2 °F | 91.6 °F | 5.38 in. |
| August | 69.9 °F | 90.0 °F | 5.04 in. |
| September | 64.3 °F | 85.1 °F | 4.28 in. |
| October | 52.9 °F | 76.4 °F | 3.79 in. |
| November | 41.8 °F | 66.8 °F | 2.79 in. |
| December | 36.8 °F | 59.4 °F | 3.62 in. |
| Annual | 52.4 °F | 75.2 °F | 47.97 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |