Philippi, West Virginia has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 41.3 °F (low) to 63.3 °F (high). Annual precipitation averages 51.3 Inches. Philippi is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 21.3 °F | 40.0 °F | 3.92 in. |
| February | 23.1 °F | 43.4 °F | 3.72 in. |
| March | 29.6 °F | 52.3 °F | 4.37 in. |
| April | 39.3 °F | 65.0 °F | 4.3 in. |
| May | 49.1 °F | 72.7 °F | 5.29 in. |
| June | 57.8 °F | 79.9 °F | 5.19 in. |
| July | 61.8 °F | 83.2 °F | 5.74 in. |
| August | 60.3 °F | 82.3 °F | 4.0 in. |
| September | 53.4 °F | 77.1 °F | 3.78 in. |
| October | 41.6 °F | 65.7 °F | 3.6 in. |
| November | 31.9 °F | 53.9 °F | 3.3 in. |
| December | 26.1 °F | 44.1 °F | 4.08 in. |
| Annual | 41.3 °F | 63.3 °F | 51.29 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |