Laurel Run, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.9 °C (low) to 15.7 °C (high). Annual precipitation averages 1141 Millimeters. Laurel Run is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8 °C | 1.7 °C | 74.42 mm |
| February | -7.4 °C | 3.3 °C | 63.75 mm |
| March | -3.2 °C | 8.1 °C | 76.2 mm |
| April | 2.6 °C | 15.5 °C | 95.76 mm |
| May | 8.3 °C | 21.8 °C | 96.01 mm |
| June | 13.3 °C | 26.2 °C | 120.65 mm |
| July | 15.7 °C | 28.8 °C | 113.28 mm |
| August | 14.8 °C | 27.8 °C | 102.62 mm |
| September | 10.8 °C | 23.9 °C | 122.17 mm |
| October | 4.8 °C | 17 °C | 112.27 mm |
| November | -0.3 °C | 10.4 °C | 78.74 mm |
| December | -4.6 °C | 4.4 °C | 85.09 mm |
| Annual | 3.9 °C | 15.7 °C | 1140.96 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 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 |