Charlotte, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.2 °C (low) to 22 °C (high). Annual precipitation averages 1141.5 Millimeters. Charlotte 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 | -0.4 °C | 11 °C | 94.23 mm |
| February | 1.1 °C | 13.2 °C | 80.01 mm |
| March | 4.8 °C | 17.3 °C | 104.14 mm |
| April | 9.6 °C | 22.4 °C | 95.25 mm |
| May | 14.4 °C | 26.3 °C | 88.9 mm |
| June | 18.9 °C | 30.2 °C | 106.43 mm |
| July | 20.8 °C | 32 °C | 100.84 mm |
| August | 20.2 °C | 31.1 °C | 111.51 mm |
| September | 16.9 °C | 28.1 °C | 102.11 mm |
| October | 10.2 °C | 22.8 °C | 83.31 mm |
| November | 4.2 °C | 17 °C | 82.04 mm |
| December | 1.1 °C | 12.4 °C | 92.71 mm |
| Annual | 10.2 °C | 22 °C | 1141.48 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 7b : -15°C to -12.2°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |