Pax, West Virginia has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 5.6 °C (low) to 17.6 °C (high). Annual precipitation averages 1209.1 Millimeters. Pax is located in USDA Plant Hardiness Zone 6b. 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 | -5 °C | 5.2 °C | 86.11 mm |
| February | -3.8 °C | 7.3 °C | 82.8 mm |
| March | -0.5 °C | 12.1 °C | 110.24 mm |
| April | 4.7 °C | 18.8 °C | 105.41 mm |
| May | 9.8 °C | 22.8 °C | 126.75 mm |
| June | 14.4 °C | 26.4 °C | 122.94 mm |
| July | 16.6 °C | 28 °C | 133.86 mm |
| August | 15.9 °C | 27.5 °C | 101.6 mm |
| September | 12.4 °C | 24.6 °C | 92.71 mm |
| October | 5.7 °C | 18.7 °C | 73.66 mm |
| November | 0.2 °C | 12.4 °C | 75.95 mm |
| December | -2.7 °C | 7.1 °C | 97.03 mm |
| Annual | 5.6 °C | 17.6 °C | 1209.06 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |