East Prospect, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.9 °F (low) to 63.3 °F (high). Annual precipitation averages 45.4 Inches. East Prospect is located in USDA Plant Hardiness Zone 7a. 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 | 23.0 °F | 39.1 °F | 3.19 in. |
| February | 24.0 °F | 41.8 °F | 2.61 in. |
| March | 31.4 °F | 50.8 °F | 3.82 in. |
| April | 41.5 °F | 63.5 °F | 3.53 in. |
| May | 51.5 °F | 73.1 °F | 3.89 in. |
| June | 61.0 °F | 81.5 °F | 4.27 in. |
| July | 65.4 °F | 85.7 °F | 4.34 in. |
| August | 63.7 °F | 84.0 °F | 3.92 in. |
| September | 56.7 °F | 77.4 °F | 4.76 in. |
| October | 45.3 °F | 65.6 °F | 4.28 in. |
| November | 35.3 °F | 54.1 °F | 3.13 in. |
| December | 27.8 °F | 43.5 °F | 3.61 in. |
| Annual | 43.9 °F | 63.3 °F | 45.35 in. |
| 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 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |