Weddington, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.1 °F (low) to 71.6 °F (high). Annual precipitation averages 44.6 Inches. Weddington 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 | 31.9 °F | 52.1 °F | 3.79 in. |
| February | 34.7 °F | 55.9 °F | 3.21 in. |
| March | 41.4 °F | 63.5 °F | 4.1 in. |
| April | 50.0 °F | 72.4 °F | 3.67 in. |
| May | 58.8 °F | 79.4 °F | 3.3 in. |
| June | 66.8 °F | 86.2 °F | 4.08 in. |
| July | 70.3 °F | 89.6 °F | 3.86 in. |
| August | 69.0 °F | 87.8 °F | 4.31 in. |
| September | 63.4 °F | 82.4 °F | 3.96 in. |
| October | 51.3 °F | 72.9 °F | 3.31 in. |
| November | 40.4 °F | 62.8 °F | 3.28 in. |
| December | 34.7 °F | 54.7 °F | 3.75 in. |
| Annual | 51.1 °F | 71.6 °F | 44.62 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 7b : 5°F to 10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |