Chester Heights, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 45.2 °F (low) to 63.3 °F (high). Annual precipitation averages 47.2 Inches. Chester Heights is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.1 °F | 39.8 °F | 3.55 in. |
| February | 25.2 °F | 42.2 °F | 2.88 in. |
| March | 32.3 °F | 50.6 °F | 4.32 in. |
| April | 42.7 °F | 62.7 °F | 3.72 in. |
| May | 52.3 °F | 72.2 °F | 3.78 in. |
| June | 61.8 °F | 81.0 °F | 4.51 in. |
| July | 67.3 °F | 85.5 °F | 4.59 in. |
| August | 65.7 °F | 84.0 °F | 4.37 in. |
| September | 58.7 °F | 77.5 °F | 4.53 in. |
| October | 46.7 °F | 65.6 °F | 3.89 in. |
| November | 36.6 °F | 54.2 °F | 3.05 in. |
| December | 29.2 °F | 44.3 °F | 4.03 in. |
| Annual | 45.2 °F | 63.3 °F | 47.22 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |