Wendell, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.8 °C (low) to 21.7 °C (high). Annual precipitation averages 1226.6 Millimeters. Wendell is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.8 °C | 10.7 °C | 93.98 mm |
| February | 0.3 °C | 12.8 °C | 75.44 mm |
| March | 3.8 °C | 17 °C | 104.65 mm |
| April | 8.8 °C | 22.2 °C | 92.2 mm |
| May | 14.1 °C | 25.9 °C | 93.47 mm |
| June | 18.7 °C | 29.7 °C | 107.7 mm |
| July | 20.9 °C | 31.7 °C | 128.27 mm |
| August | 20.2 °C | 30.7 °C | 127.51 mm |
| September | 17.1 °C | 27.6 °C | 141.22 mm |
| October | 9.9 °C | 22.3 °C | 87.38 mm |
| November | 3.9 °C | 16.9 °C | 88.14 mm |
| December | 0.8 °C | 12.3 °C | 86.61 mm |
| Annual | 9.8 °C | 21.7 °C | 1226.57 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |