Zwingle, Iowa is a small town located in Dubuque County in the northeastern part of the state. The climate in Zwingle is generally characterized as humid continental, with four distinct seasons. Summers are warm and humid, with temperatures ranging from the mid-70s to low 90s Fahrenheit. Winters are cold and snowy, with temperatures dropping below freezing and occasional snowstorms.

Hydrologically, Zwingle is situated near the Little Maquoketa River, which flows through the town. The river is known for its clean water and offers various opportunities for outdoor activities like fishing, canoeing, and kayaking. The river supports a diverse range of aquatic life, including smallmouth bass, catfish, and various species of panfish.

In terms of outdoor recreation, Zwingle has several parks and natural areas that provide opportunities for hiking, picnicking, and wildlife observation. The Little Maquoketa River Wildlife Management Area, located just outside the town, offers trails for walking and birdwatching. Additionally, nearby Dubuque County is known for its beautiful scenic areas and offers additional outdoor recreational activities such as camping, boating, and golfing.