Whiteville, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.6 °C (low) to 21.7 °C (high). Annual precipitation averages 1420.4 Millimeters. Whiteville is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -1.4 °C | 9.4 °C | 109.98 mm |
| February | 0.2 °C | 12 °C | 124.71 mm |
| March | 4.2 °C | 17 °C | 144.78 mm |
| April | 9 °C | 22.2 °C | 141.22 mm |
| May | 14.4 °C | 26.3 °C | 135.89 mm |
| June | 18.9 °C | 30.3 °C | 113.79 mm |
| July | 20.7 °C | 32 °C | 111.51 mm |
| August | 19.8 °C | 31.9 °C | 85.34 mm |
| September | 15.8 °C | 28.8 °C | 102.11 mm |
| October | 9.2 °C | 23.1 °C | 102.11 mm |
| November | 3.7 °C | 16.3 °C | 108.46 mm |
| December | 0.2 °C | 11.1 °C | 140.46 mm |
| Annual | 9.6 °C | 21.7 °C | 1420.36 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |