Etowah, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 6.5 °C (low) to 19.4 °C (high). Annual precipitation averages 1446 Millimeters. Etowah 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 | -3.4 °C | 8.7 °C | 130.3 mm |
| February | -2.2 °C | 10.8 °C | 102.62 mm |
| March | 1.1 °C | 14.7 °C | 119.89 mm |
| April | 5.4 °C | 19.9 °C | 120.65 mm |
| May | 10.4 °C | 23.7 °C | 113.03 mm |
| June | 14.9 °C | 27.1 °C | 128.78 mm |
| July | 17 °C | 28.7 °C | 136.14 mm |
| August | 16.4 °C | 28 °C | 141.73 mm |
| September | 13.1 °C | 25.3 °C | 116.84 mm |
| October | 6.4 °C | 20.4 °C | 98.3 mm |
| November | 0.7 °C | 14.8 °C | 109.47 mm |
| December | -1.8 °C | 10.3 °C | 128.27 mm |
| Annual | 6.5 °C | 19.4 °C | 1446.02 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |