Sneedville, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 7.6 °C (low) to 20 °C (high). Annual precipitation averages 1242.6 Millimeters. Sneedville is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.1 °C | 7.7 °C | 113.03 mm |
| February | -1.7 °C | 9.9 °C | 109.73 mm |
| March | 1.7 °C | 15 °C | 118.62 mm |
| April | 6.6 °C | 20.8 °C | 113.79 mm |
| May | 12.1 °C | 25.1 °C | 102.87 mm |
| June | 16.4 °C | 28.8 °C | 108.2 mm |
| July | 18.7 °C | 30.2 °C | 124.71 mm |
| August | 17.9 °C | 29.9 °C | 89.66 mm |
| September | 14.5 °C | 27.1 °C | 82.04 mm |
| October | 7.5 °C | 21.2 °C | 66.04 mm |
| November | 1.5 °C | 14.6 °C | 87.12 mm |
| December | -1.2 °C | 9.4 °C | 126.75 mm |
| Annual | 7.6 °C | 20 °C | 1242.56 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |