Coralville, Iowa has a humid continental climate with hot summers and cold winters. The area receives an average of 36 inches of precipitation per year, with rainfall occurring throughout the year. The hydrology constituents of Coralville include the Iowa River, which runs through the city and provides opportunities for fishing, boating, and kayaking. The Coralville Lake reservoir also offers recreational activities such as swimming, hiking, and camping. Other outdoor activities in the area include the Coralville Lake Water Trail and the Coralville Reservoir Nature Trail. Overall, Coralville offers a variety of outdoor recreation opportunities for visitors and residents alike.