Raleigh, West Virginia has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.9 °C (low) to 16.7 °C (high). Annual precipitation averages 1101.9 Millimeters. Raleigh 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 | -5.6 °C | 4.6 °C | 75.95 mm |
| February | -4.5 °C | 6.6 °C | 73.66 mm |
| March | -1.1 °C | 11.2 °C | 97.79 mm |
| April | 4.1 °C | 17.7 °C | 98.04 mm |
| May | 9.2 °C | 21.8 °C | 118.87 mm |
| June | 13.6 °C | 25.3 °C | 105.16 mm |
| July | 15.7 °C | 26.9 °C | 131.06 mm |
| August | 14.9 °C | 26.4 °C | 91.44 mm |
| September | 11.5 °C | 23.6 °C | 84.84 mm |
| October | 5.1 °C | 17.8 °C | 65.53 mm |
| November | -0.5 °C | 11.8 °C | 68.58 mm |
| December | -3.3 °C | 6.4 °C | 90.93 mm |
| Annual | 4.9 °C | 16.7 °C | 1101.85 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |