Fletcher, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 6.7 °C (low) to 19.3 °C (high). Annual precipitation averages 1247.4 Millimeters. Fletcher is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.3 °C | 8.4 °C | 108.2 mm |
| February | -2 °C | 10.6 °C | 85.85 mm |
| March | 1.3 °C | 14.4 °C | 98.81 mm |
| April | 5.7 °C | 19.7 °C | 105.16 mm |
| May | 10.6 °C | 23.7 °C | 102.87 mm |
| June | 15.1 °C | 27.1 °C | 113.54 mm |
| July | 17.1 °C | 28.7 °C | 121.41 mm |
| August | 16.6 °C | 28.1 °C | 128.27 mm |
| September | 13.1 °C | 25.3 °C | 106.93 mm |
| October | 6.7 °C | 20.3 °C | 84.84 mm |
| November | 0.9 °C | 14.7 °C | 87.63 mm |
| December | -1.7 °C | 10.1 °C | 103.89 mm |
| Annual | 6.7 °C | 19.3 °C | 1247.4 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |