Barboursville, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 44.9 °F (low) to 67.2 °F (high). Annual precipitation averages 45.4 Inches. Barboursville is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.9 °F | 45.4 °F | 3.16 in. |
| February | 26.7 °F | 48.6 °F | 2.73 in. |
| March | 33.4 °F | 56.9 °F | 3.78 in. |
| April | 43.1 °F | 67.8 °F | 3.32 in. |
| May | 52.7 °F | 75.3 °F | 4.48 in. |
| June | 61.6 °F | 83.4 °F | 4.92 in. |
| July | 65.8 °F | 87.3 °F | 4.12 in. |
| August | 64.2 °F | 85.6 °F | 3.81 in. |
| September | 57.4 °F | 79.5 °F | 4.43 in. |
| October | 45.2 °F | 69.1 °F | 3.74 in. |
| November | 34.9 °F | 58.3 °F | 3.36 in. |
| December | 28.4 °F | 48.7 °F | 3.52 in. |
| Annual | 44.9 °F | 67.2 °F | 45.37 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |