Cottageville, West Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 6 °C (low) to 18.8 °C (high). Annual precipitation averages 1132.3 Millimeters. Cottageville is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.2 °C | 5.3 °C | 81.53 mm |
| February | -4.1 °C | 7.3 °C | 78.49 mm |
| March | -0.7 °C | 12.4 °C | 102.11 mm |
| April | 4.8 °C | 19.9 °C | 93.73 mm |
| May | 10.7 °C | 24.3 °C | 114.81 mm |
| June | 15.4 °C | 28.3 °C | 114.81 mm |
| July | 17.7 °C | 30.2 °C | 120.14 mm |
| August | 16.8 °C | 29.7 °C | 90.68 mm |
| September | 12.8 °C | 26.4 °C | 91.44 mm |
| October | 6.1 °C | 20.3 °C | 77.98 mm |
| November | 0.6 °C | 13.5 °C | 74.93 mm |
| December | -2.6 °C | 7.6 °C | 91.69 mm |
| Annual | 6 °C | 18.8 °C | 1132.34 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |