McLemoresville, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9 °C (low) to 21.1 °C (high). Annual precipitation averages 1396.7 Millimeters. McLemoresville 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 | -2.3 °C | 8.3 °C | 106.17 mm |
| February | -0.6 °C | 11 °C | 116.08 mm |
| March | 3.6 °C | 16.1 °C | 135.38 mm |
| April | 8.6 °C | 21.7 °C | 131.06 mm |
| May | 14.1 °C | 26.1 °C | 149.35 mm |
| June | 18.6 °C | 30.1 °C | 111.76 mm |
| July | 20.6 °C | 31.8 °C | 109.47 mm |
| August | 19.4 °C | 31.6 °C | 90.68 mm |
| September | 15.3 °C | 28.4 °C | 99.57 mm |
| October | 8.6 °C | 22.5 °C | 95.25 mm |
| November | 3.1 °C | 15.7 °C | 117.86 mm |
| December | -0.6 °C | 9.9 °C | 134.11 mm |
| Annual | 9 °C | 21.1 °C | 1396.74 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |