Commodore, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.9 °C (low) to 14.9 °C (high). Annual precipitation averages 1271.3 Millimeters. Commodore 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.6 °C | 1.1 °C | 104.65 mm |
| February | -7 °C | 2.8 °C | 80.77 mm |
| March | -3.2 °C | 7.8 °C | 102.36 mm |
| April | 2.6 °C | 15.4 °C | 109.73 mm |
| May | 8.3 °C | 21 °C | 105.92 mm |
| June | 13.2 °C | 25 °C | 124.97 mm |
| July | 15.4 °C | 27.1 °C | 127 mm |
| August | 14.6 °C | 26.4 °C | 114.05 mm |
| September | 10.9 °C | 22.8 °C | 110.74 mm |
| October | 4.8 °C | 16.3 °C | 88.14 mm |
| November | -0.5 °C | 9.5 °C | 98.55 mm |
| December | -4.5 °C | 3.5 °C | 104.39 mm |
| Annual | 3.9 °C | 14.9 °C | 1271.27 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |