Adams Run, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 55.8 °F (low) to 75.8 °F (high). Annual precipitation averages 52 Inches. Adams Run is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.2 °F | 59.3 °F | 3.46 in. |
| February | 40.5 °F | 62.4 °F | 3.32 in. |
| March | 46.5 °F | 68.8 °F | 3.53 in. |
| April | 54.1 °F | 75.7 °F | 3.29 in. |
| May | 62.6 °F | 82.7 °F | 3.31 in. |
| June | 69.8 °F | 87.9 °F | 5.9 in. |
| July | 73.2 °F | 90.8 °F | 6.15 in. |
| August | 72.4 °F | 89.2 °F | 7.19 in. |
| September | 67.8 °F | 85.1 °F | 5.26 in. |
| October | 57.0 °F | 77.5 °F | 4.28 in. |
| November | 46.3 °F | 68.7 °F | 2.65 in. |
| December | 40.9 °F | 61.9 °F | 3.65 in. |
| Annual | 55.8 °F | 75.8 °F | 51.99 in. |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |