Mackville, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 45.3 °F (low) to 66 °F (high). Annual precipitation averages 50.6 Inches. Mackville is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.6 °F | 42.1 °F | 3.69 in. |
| February | 27.4 °F | 46.7 °F | 3.85 in. |
| March | 34.1 °F | 55.5 °F | 4.82 in. |
| April | 44.0 °F | 66.4 °F | 4.66 in. |
| May | 54.6 °F | 75.1 °F | 5.35 in. |
| June | 62.2 °F | 83.6 °F | 5.27 in. |
| July | 66.0 °F | 86.1 °F | 4.63 in. |
| August | 63.9 °F | 85.8 °F | 3.45 in. |
| September | 57.2 °F | 80.4 °F | 3.74 in. |
| October | 45.9 °F | 68.9 °F | 3.37 in. |
| November | 35.0 °F | 56.1 °F | 3.37 in. |
| December | 28.5 °F | 45.6 °F | 4.35 in. |
| Annual | 45.3 °F | 66 °F | 50.55 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |