Green Lane, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.2 °C (low) to 17.6 °C (high). Annual precipitation averages 1230.9 Millimeters. Green Lane 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.5 °C | 4.1 °C | 88.39 mm |
| February | -4.7 °C | 5.6 °C | 72.64 mm |
| March | -0.8 °C | 10.3 °C | 100.58 mm |
| April | 4.9 °C | 17.3 °C | 98.3 mm |
| May | 10.3 °C | 22.8 °C | 104.14 mm |
| June | 15.5 °C | 27.7 °C | 112.78 mm |
| July | 18.2 °C | 30.4 °C | 120.65 mm |
| August | 17.3 °C | 29.4 °C | 111.76 mm |
| September | 13.2 °C | 25.7 °C | 123.7 mm |
| October | 6.7 °C | 18.8 °C | 109.47 mm |
| November | 1.3 °C | 12.5 °C | 83.31 mm |
| December | -2.5 °C | 6.8 °C | 105.16 mm |
| Annual | 6.2 °C | 17.6 °C | 1230.88 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| 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 7a : -17.8°C to -15°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |