Bruno, West Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 44.8 °F (low) to 67.8 °F (high). Annual precipitation averages 49.6 Inches. Bruno is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.9 °F | 44.6 °F | 3.71 in. |
| February | 27.5 °F | 49.0 °F | 3.43 in. |
| March | 33.2 °F | 57.8 °F | 4.27 in. |
| April | 42.6 °F | 70.3 °F | 4.62 in. |
| May | 52.9 °F | 77.5 °F | 5.06 in. |
| June | 61.4 °F | 84.3 °F | 4.99 in. |
| July | 65.6 °F | 87.3 °F | 5.64 in. |
| August | 64.7 °F | 86.2 °F | 4.13 in. |
| September | 57.6 °F | 81.0 °F | 3.38 in. |
| October | 45.0 °F | 69.9 °F | 3.13 in. |
| November | 34.0 °F | 58.0 °F | 3.12 in. |
| December | 28.7 °F | 48.0 °F | 4.12 in. |
| Annual | 44.8 °F | 67.8 °F | 49.6 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| 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 | Cfa - Humid Subtropical Climate |