Eva, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.1 °F (low) to 70.3 °F (high). Annual precipitation averages 54.8 Inches. Eva 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 | 28.3 °F | 47.4 °F | 4.29 in. |
| February | 31.1 °F | 52.3 °F | 4.68 in. |
| March | 38.1 °F | 61.4 °F | 5.44 in. |
| April | 46.9 °F | 71.6 °F | 5.19 in. |
| May | 56.6 °F | 78.9 °F | 5.61 in. |
| June | 65.0 °F | 86.3 °F | 4.11 in. |
| July | 68.9 °F | 89.2 °F | 3.94 in. |
| August | 66.8 °F | 89.2 °F | 3.68 in. |
| September | 59.6 °F | 83.6 °F | 3.78 in. |
| October | 47.3 °F | 72.9 °F | 4.24 in. |
| November | 37.0 °F | 60.6 °F | 4.51 in. |
| December | 31.0 °F | 50.3 °F | 5.3 in. |
| Annual | 48.1 °F | 70.3 °F | 54.77 in. |
| 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 : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |