Sycamore, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.5 °F (low) to 76.6 °F (high). Annual precipitation averages 48.2 Inches. Sycamore is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 35.7 °F | 59.3 °F | 4.02 in. |
| February | 38.2 °F | 62.7 °F | 3.65 in. |
| March | 44.1 °F | 70.0 °F | 3.91 in. |
| April | 51.7 °F | 77.4 °F | 3.02 in. |
| May | 60.3 °F | 84.1 °F | 3.28 in. |
| June | 67.9 °F | 89.5 °F | 5.33 in. |
| July | 71.3 °F | 92.2 °F | 5.51 in. |
| August | 70.8 °F | 90.2 °F | 5.63 in. |
| September | 65.6 °F | 85.6 °F | 4.12 in. |
| October | 54.2 °F | 78.0 °F | 3.12 in. |
| November | 43.5 °F | 68.6 °F | 2.86 in. |
| December | 38.2 °F | 61.4 °F | 3.77 in. |
| Annual | 53.5 °F | 76.6 °F | 48.22 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |