Big Bass Lake, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 2.6 °C (low) to 13.4 °C (high). Annual precipitation averages 1300.2 Millimeters. Big Bass Lake is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.1 °C | 0.1 °C | 96.01 mm |
| February | -8.7 °C | 1.2 °C | 76.2 mm |
| March | -4.7 °C | 5.8 °C | 99.57 mm |
| April | 1.1 °C | 13.4 °C | 106.93 mm |
| May | 6.8 °C | 19.2 °C | 109.22 mm |
| June | 11.8 °C | 23.9 °C | 128.27 mm |
| July | 14.3 °C | 25.8 °C | 124.21 mm |
| August | 13.8 °C | 25.2 °C | 102.62 mm |
| September | 9.7 °C | 21.5 °C | 134.87 mm |
| October | 3.7 °C | 14.1 °C | 129.54 mm |
| November | -1.3 °C | 8.1 °C | 92.71 mm |
| December | -5.8 °C | 2.2 °C | 100.08 mm |
| Annual | 2.6 °C | 13.4 °C | 1300.23 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |