Ronceverte, West Virginia has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.8 °C (low) to 17.9 °C (high). Annual precipitation averages 1023.9 Millimeters. Ronceverte is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.7 °C | 5.4 °C | 74.93 mm |
| February | -4.7 °C | 7.4 °C | 69.6 mm |
| March | -1.3 °C | 12.3 °C | 91.44 mm |
| April | 3.7 °C | 18.8 °C | 92.96 mm |
| May | 9 °C | 23.1 °C | 110.24 mm |
| June | 13.7 °C | 26.7 °C | 104.9 mm |
| July | 16 °C | 28.6 °C | 97.03 mm |
| August | 15.4 °C | 28.1 °C | 86.61 mm |
| September | 11.6 °C | 25 °C | 85.85 mm |
| October | 4.7 °C | 19.3 °C | 64.52 mm |
| November | -0.9 °C | 12.8 °C | 62.23 mm |
| December | -3.8 °C | 7.2 °C | 83.57 mm |
| Annual | 4.8 °C | 17.9 °C | 1023.88 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |