Shickshinny, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 5.1 °C (low) to 16.6 °C (high). Annual precipitation averages 1170.7 Millimeters. Shickshinny 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.8 °C | 2.4 °C | 81.28 mm |
| February | -6 °C | 4 °C | 61.47 mm |
| March | -2 °C | 8.8 °C | 88.14 mm |
| April | 3.7 °C | 16.7 °C | 97.03 mm |
| May | 9.4 °C | 22.8 °C | 105.16 mm |
| June | 14.5 °C | 27.1 °C | 117.09 mm |
| July | 16.9 °C | 29.7 °C | 116.33 mm |
| August | 16.1 °C | 28.7 °C | 117.09 mm |
| September | 12.1 °C | 24.9 °C | 117.6 mm |
| October | 5.7 °C | 18 °C | 103.12 mm |
| November | 0.6 °C | 11.1 °C | 79.25 mm |
| December | -3.5 °C | 5.2 °C | 87.12 mm |
| Annual | 5.1 °C | 16.6 °C | 1170.68 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 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |