Charlton Heights, West Virginia has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44 °F (low) to 65.9 °F (high). Annual precipitation averages 47.8 Inches. Charlton Heights is located in USDA Plant Hardiness Zone 7a. 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 | 24.3 °F | 42.8 °F | 3.32 in. |
| February | 26.4 °F | 46.9 °F | 2.99 in. |
| March | 32.5 °F | 55.9 °F | 4.25 in. |
| April | 42.0 °F | 68.2 °F | 3.94 in. |
| May | 51.6 °F | 75.3 °F | 5.08 in. |
| June | 60.2 °F | 82.0 °F | 4.72 in. |
| July | 64.2 °F | 85.0 °F | 5.77 in. |
| August | 63.1 °F | 84.2 °F | 4.3 in. |
| September | 56.6 °F | 78.9 °F | 3.48 in. |
| October | 44.6 °F | 68.1 °F | 3.1 in. |
| November | 34.2 °F | 56.6 °F | 3.07 in. |
| December | 28.7 °F | 46.7 °F | 3.81 in. |
| Annual | 44 °F | 65.9 °F | 47.83 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |