Crabtree, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.6 °F (low) to 61.6 °F (high). Annual precipitation averages 44.7 Inches. Crabtree is located in USDA Plant Hardiness Zone 6b. 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 | 20.3 °F | 37.4 °F | 3.33 in. |
| February | 21.3 °F | 40.1 °F | 2.72 in. |
| March | 28.3 °F | 49.0 °F | 3.46 in. |
| April | 38.1 °F | 62.1 °F | 3.85 in. |
| May | 48.6 °F | 72.0 °F | 4.2 in. |
| June | 57.3 °F | 79.5 °F | 4.52 in. |
| July | 61.4 °F | 83.2 °F | 4.63 in. |
| August | 59.8 °F | 82.3 °F | 4.05 in. |
| September | 52.8 °F | 75.9 °F | 3.93 in. |
| October | 41.3 °F | 63.9 °F | 3.25 in. |
| November | 32.0 °F | 51.8 °F | 3.38 in. |
| December | 25.6 °F | 41.6 °F | 3.34 in. |
| Annual | 40.6 °F | 61.6 °F | 44.66 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |