Chest Springs, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 37 °F (low) to 56.9 °F (high). Annual precipitation averages 43.9 Inches. Chest Springs 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.5 °F | 32.3 °F | 3.22 in. |
| February | 17.2 °F | 35.3 °F | 2.61 in. |
| March | 24.0 °F | 44.0 °F | 3.54 in. |
| April | 34.6 °F | 57.2 °F | 3.75 in. |
| May | 45.2 °F | 67.4 °F | 4.12 in. |
| June | 53.7 °F | 75.3 °F | 4.17 in. |
| July | 57.9 °F | 79.2 °F | 4.29 in. |
| August | 56.1 °F | 77.6 °F | 4.1 in. |
| September | 49.4 °F | 71.2 °F | 4.14 in. |
| October | 38.8 °F | 59.6 °F | 3.25 in. |
| November | 28.7 °F | 47.1 °F | 3.29 in. |
| December | 21.8 °F | 36.5 °F | 3.44 in. |
| Annual | 37 °F | 56.9 °F | 43.92 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |