Socastee, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 54.4 °F (low) to 73.5 °F (high). Annual precipitation averages 55.1 Inches. Socastee is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 36.4 °F | 57.1 °F | 3.69 in. |
| February | 38.5 °F | 59.8 °F | 3.42 in. |
| March | 44.3 °F | 65.9 °F | 3.82 in. |
| April | 52.9 °F | 73.0 °F | 3.46 in. |
| May | 61.2 °F | 79.8 °F | 3.64 in. |
| June | 69.2 °F | 85.3 °F | 5.28 in. |
| July | 72.8 °F | 88.4 °F | 6.21 in. |
| August | 71.8 °F | 87.2 °F | 6.49 in. |
| September | 66.7 °F | 83.1 °F | 8.04 in. |
| October | 55.6 °F | 75.6 °F | 4.37 in. |
| November | 44.6 °F | 66.9 °F | 3.05 in. |
| December | 39.2 °F | 59.8 °F | 3.66 in. |
| Annual | 54.4 °F | 73.5 °F | 55.13 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |