Bulls Gap, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.2 °C (low) to 20.6 °C (high). Annual precipitation averages 1169.4 Millimeters. Bulls Gap 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.5 °C | 8.3 °C | 104.9 mm |
| February | -0.8 °C | 10.8 °C | 104.14 mm |
| March | 2.5 °C | 15.7 °C | 103.89 mm |
| April | 7.2 °C | 21.2 °C | 111.51 mm |
| May | 12.6 °C | 25.4 °C | 90.42 mm |
| June | 17.2 °C | 29.3 °C | 113.79 mm |
| July | 19.3 °C | 30.8 °C | 118.11 mm |
| August | 18.5 °C | 30.5 °C | 87.38 mm |
| September | 14.9 °C | 27.7 °C | 78.49 mm |
| October | 8.2 °C | 21.8 °C | 59.94 mm |
| November | 2.2 °C | 15.2 °C | 82.04 mm |
| December | -0.8 °C | 10.1 °C | 114.81 mm |
| Annual | 8.2 °C | 20.6 °C | 1169.42 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |