Glen Hope, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.5 °C (low) to 15 °C (high). Annual precipitation averages 1063 Millimeters. Glen Hope 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 | -7.9 °C | 0.9 °C | 70.1 mm |
| February | -7.3 °C | 2.7 °C | 48.51 mm |
| March | -3.6 °C | 7.7 °C | 80.01 mm |
| April | 2.3 °C | 15.3 °C | 90.93 mm |
| May | 7.6 °C | 21.3 °C | 91.19 mm |
| June | 12.9 °C | 25.5 °C | 112.78 mm |
| July | 15.2 °C | 27.7 °C | 109.22 mm |
| August | 14.2 °C | 26.9 °C | 107.44 mm |
| September | 10.4 °C | 23.2 °C | 103.89 mm |
| October | 3.9 °C | 16.3 °C | 93.22 mm |
| November | -0.8 °C | 9.3 °C | 78.99 mm |
| December | -4.6 °C | 3.4 °C | 76.71 mm |
| Annual | 3.5 °C | 15 °C | 1062.99 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |