Roaring Spring, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.5 °C (low) to 15.5 °C (high). Annual precipitation averages 1051.3 Millimeters. Roaring Spring 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 | -7 °C | 1.8 °C | 74.17 mm |
| February | -6.4 °C | 3.6 °C | 62.23 mm |
| March | -2.6 °C | 8.3 °C | 87.38 mm |
| April | 3.3 °C | 15.7 °C | 92.46 mm |
| May | 8.9 °C | 21.2 °C | 101.09 mm |
| June | 13.8 °C | 25.6 °C | 99.82 mm |
| July | 16.1 °C | 28.1 °C | 92.71 mm |
| August | 15.2 °C | 27.2 °C | 90.17 mm |
| September | 11.4 °C | 23.4 °C | 101.09 mm |
| October | 5.3 °C | 16.9 °C | 87.88 mm |
| November | -0.1 °C | 10.2 °C | 79.25 mm |
| December | -4.1 °C | 4.2 °C | 83.06 mm |
| Annual | 4.5 °C | 15.5 °C | 1051.31 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |