Lake Winola, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3 °C (low) to 14.6 °C (high). Annual precipitation averages 1129.8 Millimeters. Lake Winola is located in USDA Plant Hardiness Zone 6a. 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 | -9.1 °C | 0.6 °C | 78.74 mm |
| February | -8.6 °C | 2.1 °C | 61.47 mm |
| March | -4.2 °C | 6.7 °C | 85.09 mm |
| April | 1.6 °C | 14.3 °C | 95.25 mm |
| May | 7.4 °C | 20.7 °C | 97.79 mm |
| June | 12.6 °C | 25.2 °C | 114.81 mm |
| July | 14.9 °C | 27.7 °C | 114.55 mm |
| August | 14.1 °C | 26.7 °C | 106.68 mm |
| September | 10.2 °C | 22.8 °C | 107.44 mm |
| October | 3.9 °C | 16 °C | 106.43 mm |
| November | -0.9 °C | 9.4 °C | 77.22 mm |
| December | -5.4 °C | 3.5 °C | 84.33 mm |
| Annual | 3 °C | 14.6 °C | 1129.8 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 6a : -23.3°C to -20.6°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 |