Hilltop, West Virginia has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 41.4 °F (low) to 62.7 °F (high). Annual precipitation averages 46.8 Inches. Hilltop 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 | 22.2 °F | 40.1 °F | 3.31 in. |
| February | 24.2 °F | 44.0 °F | 3.27 in. |
| March | 30.1 °F | 52.4 °F | 4.26 in. |
| April | 39.7 °F | 65.1 °F | 4.14 in. |
| May | 48.9 °F | 72.5 °F | 4.87 in. |
| June | 57.2 °F | 78.6 °F | 4.89 in. |
| July | 61.1 °F | 81.6 °F | 5.1 in. |
| August | 59.8 °F | 80.7 °F | 3.88 in. |
| September | 53.5 °F | 75.5 °F | 3.62 in. |
| October | 41.6 °F | 64.9 °F | 2.82 in. |
| November | 32.0 °F | 53.5 °F | 2.92 in. |
| December | 26.4 °F | 43.8 °F | 3.71 in. |
| Annual | 41.4 °F | 62.7 °F | 46.79 in. |
| 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 : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |