Factoryville, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.2 °C (low) to 15 °C (high). Annual precipitation averages 1127.5 Millimeters. Factoryville is located in USDA Plant Hardiness Zone 6b. 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 | -8.8 °C | 0.9 °C | 78.49 mm |
| February | -8.4 °C | 2.4 °C | 61.21 mm |
| March | -4 °C | 7.1 °C | 84.58 mm |
| April | 1.7 °C | 14.6 °C | 94.74 mm |
| May | 7.6 °C | 20.9 °C | 98.3 mm |
| June | 12.7 °C | 25.4 °C | 115.06 mm |
| July | 15.1 °C | 28 °C | 114.55 mm |
| August | 14.2 °C | 27 °C | 106.93 mm |
| September | 10.3 °C | 23.2 °C | 106.93 mm |
| October | 4 °C | 16.3 °C | 106.17 mm |
| November | -0.8 °C | 9.8 °C | 76.71 mm |
| December | -5.2 °C | 3.8 °C | 83.82 mm |
| Annual | 3.2 °C | 15 °C | 1127.49 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| 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 |