Park Forest Village, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 39.3 °F (low) to 58.7 °F (high). Annual precipitation averages 42.9 Inches. Park Forest Village 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.4 °F | 33.8 °F | 2.98 in. |
| February | 19.4 °F | 36.8 °F | 2.53 in. |
| March | 26.3 °F | 45.7 °F | 3.42 in. |
| April | 37.3 °F | 59.0 °F | 3.62 in. |
| May | 47.7 °F | 69.4 °F | 3.98 in. |
| June | 56.3 °F | 77.1 °F | 4.12 in. |
| July | 60.3 °F | 81.3 °F | 4.07 in. |
| August | 58.7 °F | 79.6 °F | 3.93 in. |
| September | 51.3 °F | 72.9 °F | 4.19 in. |
| October | 40.9 °F | 61.0 °F | 3.8 in. |
| November | 31.4 °F | 49.2 °F | 3.09 in. |
| December | 24.0 °F | 38.2 °F | 3.21 in. |
| Annual | 39.3 °F | 58.7 °F | 42.94 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |