Whitesville, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8 °C (low) to 19.7 °C (high). Annual precipitation averages 1263.7 Millimeters. Whitesville is located in USDA Plant Hardiness Zone 7a. 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 | -3.8 °C | 5.9 °C | 92.2 mm |
| February | -2.3 °C | 8.6 °C | 93.73 mm |
| March | 1.9 °C | 13.9 °C | 116.33 mm |
| April | 7.4 °C | 20.3 °C | 127.51 mm |
| May | 13.1 °C | 24.9 °C | 138.18 mm |
| June | 17.8 °C | 29.4 °C | 112.01 mm |
| July | 19.8 °C | 31.1 °C | 111.25 mm |
| August | 18.6 °C | 30.6 °C | 80.26 mm |
| September | 14.6 °C | 27.7 °C | 89.41 mm |
| October | 8.3 °C | 21.7 °C | 95.25 mm |
| November | 2.1 °C | 14.1 °C | 96.52 mm |
| December | -1.6 °C | 8.2 °C | 111 mm |
| Annual | 8 °C | 19.7 °C | 1263.65 mm |
| 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 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |