Moundsville, West Virginia has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.7 °F (low) to 63.5 °F (high). Annual precipitation averages 44.7 Inches. Moundsville is located in USDA Plant Hardiness Zone 6b. 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 | 22.0 °F | 38.7 °F | 3.65 in. |
| February | 23.6 °F | 41.8 °F | 2.99 in. |
| March | 30.3 °F | 51.5 °F | 3.67 in. |
| April | 40.2 °F | 64.6 °F | 3.73 in. |
| May | 50.7 °F | 73.8 °F | 4.46 in. |
| June | 59.5 °F | 81.5 °F | 4.75 in. |
| July | 63.9 °F | 84.9 °F | 4.35 in. |
| August | 62.4 °F | 83.9 °F | 3.72 in. |
| September | 55.4 °F | 78.0 °F | 3.85 in. |
| October | 43.7 °F | 66.1 °F | 3.11 in. |
| November | 33.7 °F | 53.7 °F | 3.0 in. |
| December | 27.3 °F | 43.1 °F | 3.4 in. |
| Annual | 42.7 °F | 63.5 °F | 44.68 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 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |