Tennessee — Water Temperature Today and Throughout the Year
Discover water temperatures in Tennessee (United States), with real-time data and annual trends. Find all locations in the region and check the water temperature in them. We find every place where you can swim and show you the water temperature there today and throughout the year.
Water Temperature in Lakes and Rivers
Popular Lakes
Popular Rivers
Popular Places
Water Temperature and Swimming Overview
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Water Temperature Trends
Tennessee, known for its diverse landscapes ranging from the Appalachian Mountains to fertile river valleys, has a number of rivers and lakes that experience varying water temperatures throughout the year. During the summer months, water temperatures in lakes such as Norris Lake and Chickamauga Lake can rise to between 75°F to 85°F (24°C to 29°C). These warm temperatures are ideal for recreational activities like boating, swimming, and fishing, with many people enjoying water sports in these lakes during the hot summer months. Similarly, the rivers, including the Tennessee River and Cumberland River, often reach temperatures between 70°F to 80°F (21°C to 27°C) in the summer, making them perfect for kayaking, fishing, and tubing.
As the weather begins to cool in fall, the water temperatures in Tennessee’s lakes and rivers also start to drop. By October, lakes can see water temperatures decrease to about 60°F to 70°F (15°C to 21°C), while the rivers cool down to around 50°F to 60°F (10°C to 16°C). These cooler temperatures can still support fishing, especially for species like bass and trout, and make the water more comfortable for those interested in other activities, like boating and paddling, though swimming becomes less common.
Winter in Tennessee brings much colder water temperatures, with lakes like Percy Priest Lake and Douglas Lake dropping to between 40°F to 50°F (4°C to 10°C) by December. The rivers also experience similar cooling, with temperatures ranging from 40°F to 45°F (4°C to 7°C). While these temperatures are too cold for swimming, they provide excellent conditions for winter fishing, particularly for species like catfish and walleye. Additionally, these cold conditions contribute to a peaceful and serene atmosphere around the state's lakes and rivers during the winter months, making it a quieter time for those who enjoy scenic views or winter hiking along the waterways.