Venango, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 38.1 °F (low) to 58.1 °F (high). Annual precipitation averages 49 Inches. Venango is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 17.0 °F | 33.0 °F | 3.87 in. |
| February | 17.2 °F | 35.4 °F | 2.82 in. |
| March | 24.6 °F | 44.3 °F | 3.43 in. |
| April | 35.1 °F | 57.8 °F | 4.12 in. |
| May | 45.7 °F | 69.1 °F | 4.09 in. |
| June | 54.7 °F | 76.9 °F | 5.02 in. |
| July | 58.8 °F | 80.8 °F | 4.76 in. |
| August | 57.2 °F | 79.4 °F | 4.03 in. |
| September | 50.7 °F | 73.1 °F | 4.41 in. |
| October | 40.6 °F | 61.0 °F | 4.51 in. |
| November | 31.6 °F | 48.6 °F | 3.9 in. |
| December | 23.6 °F | 37.7 °F | 4.08 in. |
| Annual | 38.1 °F | 58.1 °F | 49.04 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| 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 |