Schwenksville, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.6 °F (low) to 64.2 °F (high). Annual precipitation averages 47.5 Inches. Schwenksville 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.6 °F | 39.8 °F | 3.37 in. |
| February | 23.9 °F | 42.5 °F | 2.77 in. |
| March | 31.0 °F | 51.0 °F | 3.89 in. |
| April | 41.1 °F | 63.6 °F | 3.76 in. |
| May | 51.1 °F | 73.4 °F | 4.0 in. |
| June | 60.5 °F | 82.3 °F | 4.3 in. |
| July | 65.5 °F | 87.1 °F | 4.67 in. |
| August | 63.9 °F | 85.4 °F | 4.43 in. |
| September | 56.5 °F | 78.7 °F | 4.71 in. |
| October | 44.6 °F | 66.4 °F | 4.13 in. |
| November | 34.8 °F | 55.0 °F | 3.21 in. |
| December | 27.8 °F | 44.8 °F | 4.27 in. |
| Annual | 43.6 °F | 64.2 °F | 47.51 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| 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 | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |