Baumstown, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.8 °C (low) to 17.4 °C (high). Annual precipitation averages 1222 Millimeters. Baumstown is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.1 °C | 3.9 °C | 86.61 mm |
| February | -4.4 °C | 5.3 °C | 70.36 mm |
| March | -0.3 °C | 10.2 °C | 100.33 mm |
| April | 5.4 °C | 17.3 °C | 94.74 mm |
| May | 10.9 °C | 22.5 °C | 96.77 mm |
| June | 16.1 °C | 27.4 °C | 119.89 mm |
| July | 18.9 °C | 29.9 °C | 122.94 mm |
| August | 17.9 °C | 28.9 °C | 109.22 mm |
| September | 13.8 °C | 25.3 °C | 126.24 mm |
| October | 7.6 °C | 18.7 °C | 109.47 mm |
| November | 2.1 °C | 12.3 °C | 85.09 mm |
| December | -1.9 °C | 6.6 °C | 100.33 mm |
| Annual | 6.8 °C | 17.4 °C | 1221.99 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |