Wildwood Lake, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9 °C (low) to 21.4 °C (high). Annual precipitation averages 1455.2 Millimeters. Wildwood Lake 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 | -1.4 °C | 9.6 °C | 131.06 mm |
| February | 0.1 °C | 12.1 °C | 122.17 mm |
| March | 3.6 °C | 16.7 °C | 140.21 mm |
| April | 8 °C | 21.9 °C | 123.7 mm |
| May | 13.3 °C | 26.1 °C | 113.54 mm |
| June | 17.8 °C | 29.7 °C | 122.17 mm |
| July | 19.9 °C | 31.4 °C | 139.19 mm |
| August | 19.3 °C | 31.2 °C | 100.33 mm |
| September | 15.7 °C | 28.3 °C | 120.4 mm |
| October | 8.8 °C | 22.6 °C | 83.06 mm |
| November | 2.6 °C | 16.2 °C | 117.35 mm |
| December | 0.1 °C | 11.2 °C | 141.99 mm |
| Annual | 9 °C | 21.4 °C | 1455.17 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |