Lakemont, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.6 °C (low) to 15.9 °C (high). Annual precipitation averages 1045.5 Millimeters. Lakemont 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.8 °C | 2.1 °C | 70.61 mm |
| February | -6.3 °C | 3.8 °C | 60.96 mm |
| March | -2.5 °C | 8.7 °C | 83.82 mm |
| April | 3.3 °C | 16.1 °C | 86.87 mm |
| May | 8.8 °C | 21.6 °C | 103.89 mm |
| June | 13.9 °C | 26 °C | 98.04 mm |
| July | 16.3 °C | 28.5 °C | 92.96 mm |
| August | 15.4 °C | 27.7 °C | 93.47 mm |
| September | 11.6 °C | 23.7 °C | 105.41 mm |
| October | 5.3 °C | 17.2 °C | 88.14 mm |
| November | 0.2 °C | 10.4 °C | 80.26 mm |
| December | -3.8 °C | 4.4 °C | 81.03 mm |
| Annual | 4.6 °C | 15.9 °C | 1045.46 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 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 | Dfb - Humid Continental Mild Summer, Wet All Year |