Kingstree, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.2 °C (low) to 24.2 °C (high). Annual precipitation averages 1290.8 Millimeters. Kingstree 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.2 °C | 14.3 °C | 94.49 mm |
| February | 2.6 °C | 16.1 °C | 89.92 mm |
| March | 5.7 °C | 20.1 °C | 96.52 mm |
| April | 10.2 °C | 24.8 °C | 91.44 mm |
| May | 15.2 °C | 28.6 °C | 97.28 mm |
| June | 19.7 °C | 31.4 °C | 130.3 mm |
| July | 21.6 °C | 33.1 °C | 146.05 mm |
| August | 21.1 °C | 32.2 °C | 140.46 mm |
| September | 17.9 °C | 29.5 °C | 136.4 mm |
| October | 11.4 °C | 25 °C | 95 mm |
| November | 5.5 °C | 19.7 °C | 71.63 mm |
| December | 2.8 °C | 15.7 °C | 101.35 mm |
| Annual | 11.2 °C | 24.2 °C | 1290.84 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |