Tiffin, Iowa is a small town located in Johnson County. The climate in Tiffin is classified as humid continental, characterized by hot and humid summers and cold winters. Average temperatures range from the mid-20s°F in winter to the mid-80s°F in summer. Precipitation is relatively evenly distributed throughout the year, with occasional thunderstorms during the summer months.

Tiffin is situated near several bodies of water, including the Coralville Reservoir and Clear Creek. These hydrological features provide opportunities for various outdoor activities such as fishing, boating, and swimming. Clear Creek is especially popular for its scenic beauty and is often frequented by kayakers and canoeists.

In addition to water activities, Tiffin offers several outdoor recreation opportunities. It has several parks and trails, including the Tiffin City Park and the Clear Creek Nature Trail. These areas are perfect for hiking, biking, picnicking, and enjoying nature.

Overall, Tiffin, Iowa provides a pleasant climate, with both water bodies and outdoor recreational opportunities for residents and visitors to enjoy throughout the year.