Loyall, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 44.6 °F (low) to 67 °F (high). Annual precipitation averages 51.5 Inches. Loyall 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 | 25.6 °F | 45.3 °F | 4.29 in. |
| February | 27.8 °F | 49.3 °F | 4.43 in. |
| March | 33.9 °F | 58.4 °F | 4.9 in. |
| April | 42.5 °F | 68.6 °F | 4.74 in. |
| May | 52.4 °F | 75.9 °F | 4.56 in. |
| June | 60.3 °F | 82.1 °F | 4.44 in. |
| July | 64.4 °F | 84.6 °F | 5.06 in. |
| August | 63.2 °F | 84.2 °F | 4.12 in. |
| September | 56.9 °F | 79.4 °F | 3.49 in. |
| October | 44.3 °F | 69.2 °F | 2.99 in. |
| November | 34.0 °F | 58.3 °F | 3.62 in. |
| December | 29.4 °F | 48.8 °F | 4.86 in. |
| Annual | 44.6 °F | 67 °F | 51.5 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |