Andrews, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.9 °F (low) to 75.7 °F (high). Annual precipitation averages 52.1 Inches. Andrews 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 | 35.3 °F | 58.4 °F | 4.01 in. |
| February | 37.3 °F | 61.5 °F | 3.52 in. |
| March | 43.1 °F | 68.7 °F | 3.63 in. |
| April | 50.7 °F | 76.7 °F | 3.45 in. |
| May | 59.7 °F | 83.0 °F | 3.64 in. |
| June | 67.8 °F | 87.9 °F | 4.91 in. |
| July | 71.4 °F | 91.2 °F | 5.99 in. |
| August | 70.5 °F | 89.4 °F | 5.98 in. |
| September | 65.1 °F | 85.0 °F | 6.0 in. |
| October | 53.5 °F | 77.0 °F | 4.24 in. |
| November | 42.8 °F | 68.2 °F | 3.04 in. |
| December | 37.8 °F | 60.9 °F | 3.73 in. |
| Annual | 52.9 °F | 75.7 °F | 52.14 in. |
| 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 : 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 |