Ashville, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.3 °C (low) to 14.6 °C (high). Annual precipitation averages 1137.7 Millimeters. Ashville is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.1 °C | 0.9 °C | 80.77 mm |
| February | -7.7 °C | 2.6 °C | 67.31 mm |
| March | -3.8 °C | 7.4 °C | 91.69 mm |
| April | 2 °C | 14.9 °C | 98.55 mm |
| May | 7.7 °C | 20.4 °C | 107.19 mm |
| June | 12.6 °C | 24.8 °C | 109.98 mm |
| July | 14.8 °C | 27.1 °C | 109.47 mm |
| August | 13.9 °C | 26.2 °C | 103.12 mm |
| September | 10.2 °C | 22.6 °C | 106.93 mm |
| October | 4.2 °C | 16.1 °C | 89.92 mm |
| November | -1.2 °C | 9.2 °C | 84.07 mm |
| December | -5.1 °C | 3.3 °C | 88.65 mm |
| Annual | 3.3 °C | 14.6 °C | 1137.65 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |