Blue Ridge Summit, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.5 °C (low) to 16.1 °C (high). Annual precipitation averages 1241.6 Millimeters. Blue Ridge Summit is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.9 °C | 2.7 °C | 90.93 mm |
| February | -5 °C | 4.8 °C | 71.63 mm |
| March | -1.7 °C | 8.9 °C | 104.39 mm |
| April | 4.4 °C | 16.7 °C | 106.68 mm |
| May | 9.7 °C | 21.4 °C | 124.71 mm |
| June | 14.7 °C | 26 °C | 116.08 mm |
| July | 17.1 °C | 28.2 °C | 104.65 mm |
| August | 16 °C | 27.3 °C | 98.3 mm |
| September | 12.3 °C | 23.7 °C | 133.35 mm |
| October | 6.1 °C | 17.6 °C | 108.46 mm |
| November | 1 °C | 10.5 °C | 87.88 mm |
| December | -3.1 °C | 4.9 °C | 94.49 mm |
| Annual | 5.5 °C | 16.1 °C | 1241.55 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |