Elverson, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43 °F (low) to 61.7 °F (high). Annual precipitation averages 49 Inches. Elverson 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 | 22.1 °F | 38.2 °F | 3.42 in. |
| February | 23.0 °F | 40.4 °F | 2.83 in. |
| March | 30.2 °F | 48.9 °F | 4.26 in. |
| April | 40.5 °F | 61.2 °F | 3.71 in. |
| May | 50.3 °F | 70.7 °F | 3.81 in. |
| June | 59.3 °F | 79.4 °F | 4.7 in. |
| July | 64.5 °F | 83.7 °F | 4.83 in. |
| August | 62.9 °F | 82.0 °F | 4.44 in. |
| September | 55.7 °F | 76.0 °F | 4.98 in. |
| October | 44.3 °F | 63.9 °F | 4.61 in. |
| November | 35.3 °F | 52.9 °F | 3.49 in. |
| December | 27.6 °F | 42.7 °F | 3.93 in. |
| Annual | 43 °F | 61.7 °F | 49.01 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 | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |