Wartrace, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.6 °C (low) to 20.8 °C (high). Annual precipitation averages 1462.5 Millimeters. Wartrace 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 | 8.9 °C | 123.19 mm |
| February | -0.6 °C | 11.3 °C | 126.49 mm |
| March | 2.9 °C | 16.2 °C | 141.22 mm |
| April | 7.7 °C | 21.2 °C | 130.56 mm |
| May | 13.1 °C | 25.2 °C | 120.14 mm |
| June | 17.6 °C | 29.1 °C | 128.02 mm |
| July | 19.7 °C | 30.7 °C | 132.84 mm |
| August | 18.8 °C | 30.6 °C | 111.51 mm |
| September | 15.2 °C | 27.8 °C | 102.62 mm |
| October | 8.3 °C | 22.2 °C | 85.85 mm |
| November | 2.5 °C | 15.7 °C | 103.89 mm |
| December | -0.3 °C | 10.6 °C | 156.21 mm |
| Annual | 8.6 °C | 20.8 °C | 1462.54 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 |