Klemme is a small town located in Hancock County, Iowa. The climate in Klemme is classified as humid continental, characterized by warm summers and cold winters. Summers tend to be mild to warm, with average temperatures ranging from the mid-70s to low 80s Fahrenheit. Winters can be quite cold, with average temperatures ranging from the teens to low 30s Fahrenheit. Precipitation is spread fairly evenly throughout the year, with slightly higher amounts in the summer months.

As for hydrology constituents, Klemme is situated close to the Boone River, which flows through the area. The river provides opportunities for fishing, canoeing, and kayaking. It is home to various fish species, including bass, catfish, and trout.

Outdoor recreation opportunities in Klemme include hiking and biking along the scenic trails near the river. The town also has several parks and recreational areas where visitors can enjoy picnicking, sports, and other outdoor activities. Overall, Klemme offers a peaceful and picturesque environment for nature lovers and outdoor enthusiasts.