Waxhaw, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.4 °C (low) to 22.2 °C (high). Annual precipitation averages 1135.9 Millimeters. Waxhaw 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 | -0.2 °C | 11.4 °C | 97.03 mm |
| February | 1.3 °C | 13.4 °C | 82.04 mm |
| March | 5.1 °C | 17.7 °C | 103.38 mm |
| April | 9.8 °C | 22.7 °C | 91.19 mm |
| May | 14.7 °C | 26.5 °C | 83.82 mm |
| June | 19.2 °C | 30.3 °C | 104.65 mm |
| July | 21.1 °C | 32.2 °C | 98.3 mm |
| August | 20.4 °C | 31.1 °C | 110.24 mm |
| September | 17.3 °C | 28.2 °C | 100.58 mm |
| October | 10.6 °C | 22.8 °C | 83.82 mm |
| November | 4.5 °C | 17.2 °C | 84.07 mm |
| December | 1.3 °C | 12.8 °C | 96.77 mm |
| Annual | 10.4 °C | 22.2 °C | 1135.89 mm |
| 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 : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |