Elkhorn City, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 7.8 °C (low) to 20.5 °C (high). Annual precipitation averages 1225.8 Millimeters. Elkhorn City 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 | -3.3 °C | 7.9 °C | 87.12 mm |
| February | -1.9 °C | 10.1 °C | 86.36 mm |
| March | 1.7 °C | 15.1 °C | 115.82 mm |
| April | 7.2 °C | 22 °C | 114.05 mm |
| May | 11.9 °C | 25.8 °C | 116.59 mm |
| June | 17.1 °C | 29.2 °C | 126.49 mm |
| July | 18.8 °C | 31.3 °C | 141.73 mm |
| August | 18.4 °C | 30.3 °C | 111.25 mm |
| September | 14.9 °C | 27.7 °C | 83.57 mm |
| October | 7.9 °C | 21.3 °C | 71.37 mm |
| November | 2.1 °C | 15.1 °C | 71.88 mm |
| December | -0.9 °C | 9.9 °C | 99.57 mm |
| Annual | 7.8 °C | 20.5 °C | 1225.8 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |