Vonore, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.6 °C (low) to 21.2 °C (high). Annual precipitation averages 1438.7 Millimeters. Vonore is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.1 °C | 9 °C | 128.02 mm |
| February | -0.6 °C | 11.4 °C | 124.46 mm |
| March | 3 °C | 16.4 °C | 135.89 mm |
| April | 7.5 °C | 21.7 °C | 134.11 mm |
| May | 12.9 °C | 26.1 °C | 118.11 mm |
| June | 17.5 °C | 29.7 °C | 122.68 mm |
| July | 19.7 °C | 31.3 °C | 148.08 mm |
| August | 19.1 °C | 31.1 °C | 99.06 mm |
| September | 15.4 °C | 28.6 °C | 87.88 mm |
| October | 8.4 °C | 22.6 °C | 86.11 mm |
| November | 2.3 °C | 15.9 °C | 119.13 mm |
| December | -0.3 °C | 10.8 °C | 135.13 mm |
| Annual | 8.6 °C | 21.2 °C | 1438.66 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 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 |