Slickville, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.4 °C (low) to 16.1 °C (high). Annual precipitation averages 1131.8 Millimeters. Slickville 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.1 °C | 2.5 °C | 83.06 mm |
| February | -6.5 °C | 4.3 °C | 66.29 mm |
| March | -2.4 °C | 9.1 °C | 85.6 mm |
| April | 3.1 °C | 16.5 °C | 97.54 mm |
| May | 9.1 °C | 21.9 °C | 106.68 mm |
| June | 13.6 °C | 26.1 °C | 114.05 mm |
| July | 15.8 °C | 28.2 °C | 118.62 mm |
| August | 14.9 °C | 27.6 °C | 106.68 mm |
| September | 11.1 °C | 24 °C | 99.06 mm |
| October | 4.8 °C | 17.4 °C | 82.55 mm |
| November | -0.4 °C | 10.7 °C | 87.38 mm |
| December | -3.8 °C | 4.9 °C | 84.33 mm |
| Annual | 4.4 °C | 16.1 °C | 1131.84 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |