York Springs, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43 °F (low) to 62.5 °F (high). Annual precipitation averages 46.8 Inches. York Springs is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.1 °F | 38.4 °F | 3.45 in. |
| February | 23.2 °F | 41.2 °F | 2.86 in. |
| March | 30.6 °F | 49.8 °F | 4.13 in. |
| April | 41.0 °F | 62.2 °F | 3.88 in. |
| May | 51.0 °F | 71.8 °F | 4.25 in. |
| June | 60.2 °F | 80.5 °F | 4.11 in. |
| July | 64.6 °F | 85.5 °F | 4.02 in. |
| August | 62.8 °F | 83.4 °F | 3.93 in. |
| September | 55.5 °F | 76.6 °F | 5.05 in. |
| October | 44.3 °F | 64.9 °F | 4.09 in. |
| November | 34.3 °F | 53.6 °F | 3.41 in. |
| December | 26.9 °F | 42.5 °F | 3.64 in. |
| Annual | 43 °F | 62.5 °F | 46.82 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| 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 |