Boomer, West Virginia has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.3 °F (low) to 66.2 °F (high). Annual precipitation averages 47.6 Inches. Boomer 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 Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.4 °F | 43.1 °F | 3.3 in. |
| February | 26.5 °F | 47.0 °F | 3.08 in. |
| March | 32.6 °F | 56.0 °F | 4.3 in. |
| April | 42.1 °F | 68.4 °F | 3.87 in. |
| May | 51.9 °F | 75.5 °F | 5.01 in. |
| June | 60.6 °F | 82.5 °F | 4.63 in. |
| July | 64.7 °F | 85.5 °F | 5.79 in. |
| August | 63.7 °F | 84.7 °F | 4.18 in. |
| September | 57.0 °F | 79.4 °F | 3.51 in. |
| October | 45.0 °F | 68.6 °F | 3.11 in. |
| November | 34.2 °F | 57.0 °F | 3.05 in. |
| December | 28.8 °F | 47.1 °F | 3.8 in. |
| Annual | 44.3 °F | 66.2 °F | 47.63 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| 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 | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |