Rogersville, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.4 °C (low) to 16.8 °C (high). Annual precipitation averages 1107.4 Millimeters. Rogersville is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.8 °C | 3.3 °C | 86.61 mm |
| February | -6.1 °C | 5 °C | 73.15 mm |
| March | -2.2 °C | 10.3 °C | 91.44 mm |
| April | 3.1 °C | 17.6 °C | 88.65 mm |
| May | 8.7 °C | 22.5 °C | 113.54 mm |
| June | 13.7 °C | 26.5 °C | 114.3 mm |
| July | 15.9 °C | 28.6 °C | 109.47 mm |
| August | 14.9 °C | 28 °C | 96.01 mm |
| September | 11.1 °C | 24.8 °C | 91.95 mm |
| October | 4.7 °C | 18.3 °C | 82.3 mm |
| November | -0.3 °C | 11.5 °C | 74.68 mm |
| December | -4.1 °C | 5.7 °C | 85.34 mm |
| Annual | 4.4 °C | 16.8 °C | 1107.44 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |