About Penn Wynne, PA's Climate & Weather History

Penn Wynne, in Pennsylvania, United States, is home to roughly 5,700 people in the Eastern Time Zone at 40°N latitude.

In 2025, Penn Wynne recorded an average annual temperature of 55°F. The hottest temperatures reached 101°F in June; the coolest were 6°F in January. Total precipitation for the year was 39 inches, with the wettest month being May. Snowfall for the year totaled approximately 5 inches.