Waverly, West Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 5.6 °C (low) to 18.1 °C (high). Annual precipitation averages 1141.7 Millimeters. Waverly 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 | -5.8 °C | 4.2 °C | 85.34 mm |
| February | -5 °C | 6.2 °C | 79.76 mm |
| March | -1.2 °C | 11.6 °C | 104.65 mm |
| April | 4.4 °C | 19.2 °C | 96.77 mm |
| May | 10.1 °C | 23.8 °C | 112.01 mm |
| June | 15.2 °C | 28 °C | 119.13 mm |
| July | 17.4 °C | 29.8 °C | 121.16 mm |
| August | 16.8 °C | 29.4 °C | 92.96 mm |
| September | 12.6 °C | 26 °C | 87.88 mm |
| October | 5.7 °C | 19.6 °C | 76.45 mm |
| November | 0.2 °C | 12.8 °C | 76.71 mm |
| December | -3.1 °C | 6.8 °C | 88.9 mm |
| Annual | 5.6 °C | 18.1 °C | 1141.72 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 |