Arkansas — Water Temperature Today and Throughout the Year
Discover water temperatures in Arkansas (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
In Arkansas, water temperatures in rivers and lakes are influenced by the state’s diverse geography, which includes both mountainous regions and flat lowlands. During the warmer months, water temperatures in the state’s lakes and rivers can rise significantly, offering ideal conditions for recreational activities such as swimming, fishing, and boating. For instance, in the popular Bull Shoals Lake, which spans the border between Arkansas and Missouri, water temperatures can reach up to 75°F to 85°F (24°C to 29°C) during the summer. This makes the lake perfect for a variety of water sports, including wakeboarding and jet skiing. However, in the cooler months, temperatures in the lake can drop to around 45°F to 55°F (7°C to 13°C), especially as the water is sourced from deeper, colder areas.
Rivers like the Arkansas River and the Ouachita River have similar seasonal fluctuations in water temperature. During summer, water temperatures in the Arkansas River, particularly in the Little Rock area, can range from 70°F to 80°F (21°C to 27°C), providing a comfortable environment for canoeing, rafting, and other water activities. In the colder months, temperatures in these rivers typically drop to around 40°F to 50°F (4°C to 10°C), making swimming less favorable but still suitable for activities like fishing and hiking along the riverbanks.
Mountainous regions in Arkansas, such as the Ozarks, feature cooler lakes and rivers. For example, the waters in lakes like Lake Ouachita, known for its crystal-clear waters, stay cooler year-round, typically ranging from 50°F to 60°F (10°C to 16°C) in the winter. During the summer, the water temperature here can climb to around 70°F to 75°F (21°C to 24°C), offering a refreshing respite from the summer heat, ideal for swimming and kayaking. The cooler mountain lakes and rivers provide a serene environment for outdoor enthusiasts looking to explore Arkansas's natural beauty.