Leesport, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.2 °F (low) to 62.7 °F (high). Annual precipitation averages 48.1 Inches. Leesport 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.0 °F | 38.1 °F | 3.32 in. |
| February | 23.1 °F | 40.8 °F | 2.61 in. |
| March | 30.7 °F | 49.5 °F | 3.88 in. |
| April | 40.9 °F | 62.4 °F | 3.79 in. |
| May | 50.9 °F | 72.2 °F | 3.83 in. |
| June | 60.2 °F | 81.2 °F | 5.0 in. |
| July | 65.0 °F | 85.7 °F | 5.0 in. |
| August | 63.2 °F | 83.8 °F | 4.42 in. |
| September | 55.9 °F | 77.1 °F | 5.0 in. |
| October | 44.3 °F | 65.1 °F | 4.19 in. |
| November | 34.7 °F | 53.4 °F | 3.27 in. |
| December | 27.4 °F | 42.9 °F | 3.78 in. |
| Annual | 43.2 °F | 62.7 °F | 48.09 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| 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 | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |