Kylertown, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.8 °C (low) to 14.2 °C (high). Annual precipitation averages 1101.3 Millimeters. Kylertown is located in USDA Plant Hardiness Zone 6a. 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 | -8.7 °C | 0.3 °C | 78.99 mm |
| February | -8.2 °C | 2.1 °C | 64.01 mm |
| March | -4.3 °C | 6.9 °C | 86.87 mm |
| April | 1.6 °C | 14.6 °C | 96.01 mm |
| May | 7.5 °C | 20.4 °C | 100.58 mm |
| June | 11.9 °C | 24.5 °C | 108.97 mm |
| July | 14.2 °C | 26.8 °C | 103.63 mm |
| August | 13.4 °C | 25.9 °C | 101.09 mm |
| September | 9.4 °C | 22.2 °C | 105.92 mm |
| October | 3.8 °C | 15.5 °C | 93.73 mm |
| November | -1.3 °C | 9 °C | 77.72 mm |
| December | -5.4 °C | 2.7 °C | 83.82 mm |
| Annual | 2.8 °C | 14.2 °C | 1101.34 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |