Catawba, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49.9 °F (low) to 72.6 °F (high). Annual precipitation averages 44.7 Inches. Catawba is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 31.0 °F | 53.0 °F | 3.85 in. |
| February | 33.4 °F | 56.8 °F | 3.23 in. |
| March | 39.8 °F | 64.5 °F | 4.04 in. |
| April | 48.3 °F | 73.5 °F | 3.58 in. |
| May | 57.7 °F | 80.3 °F | 3.54 in. |
| June | 65.8 °F | 87.2 °F | 4.12 in. |
| July | 69.5 °F | 90.6 °F | 3.94 in. |
| August | 68.4 °F | 88.7 °F | 4.28 in. |
| September | 62.3 °F | 83.5 °F | 3.8 in. |
| October | 49.9 °F | 73.7 °F | 3.13 in. |
| November | 39.2 °F | 63.5 °F | 3.38 in. |
| December | 33.8 °F | 55.6 °F | 3.83 in. |
| Annual | 49.9 °F | 72.6 °F | 44.72 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |