Scotts Hill, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.8 °C (low) to 21.5 °C (high). Annual precipitation averages 1428 Millimeters. Scotts Hill 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 | -2.2 °C | 9.1 °C | 126.75 mm |
| February | -0.4 °C | 12 °C | 128.02 mm |
| March | 3.4 °C | 16.9 °C | 135.89 mm |
| April | 8.1 °C | 22.2 °C | 136.65 mm |
| May | 13.7 °C | 26.1 °C | 146.56 mm |
| June | 18.2 °C | 29.9 °C | 111 mm |
| July | 20.2 °C | 31.6 °C | 105.66 mm |
| August | 19.3 °C | 31.4 °C | 98.81 mm |
| September | 15.3 °C | 28.4 °C | 102.87 mm |
| October | 8.3 °C | 22.9 °C | 94.49 mm |
| November | 2.7 °C | 16.3 °C | 105.66 mm |
| December | -0.6 °C | 10.8 °C | 135.64 mm |
| Annual | 8.8 °C | 21.5 °C | 1428 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |