Wyoming — Water Temperature Today and Throughout the Year
Discover water temperatures in Wyoming (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
Wyoming, known for its rugged mountain ranges, expansive national parks, and numerous rivers and lakes, offers a variety of water temperatures throughout the year. In the summer months, lakes such as Jackson Lake and Boysen Reservoir experience water temperatures ranging from 60°F to 70°F (15°C to 21°C). These temperatures are ideal for swimming, boating, and fishing. Jackson Lake, located in Grand Teton National Park, is a popular destination for those looking to enjoy a refreshing dip while surrounded by stunning mountain vistas. However, due to its higher elevation, the lake can still feel cooler than expected, particularly in the early summer before the water warms up.
As autumn sets in, water temperatures in Wyoming's lakes and rivers start to decline. Lakes like Flaming Gorge and Buffalo Bill Reservoir typically see temperatures drop to between 50°F and 60°F (10°C to 15°C). While these temperatures may still allow for fishing and water sports, they are no longer as inviting for swimming. Fishing remains a popular activity during this time, as cooler waters often bring trout and other species closer to the surface. These cooler conditions, combined with the state's breathtaking fall foliage, make Wyoming's waters ideal for fishing enthusiasts looking to enjoy the changing seasons.
During winter, Wyoming’s rivers and lakes experience much colder temperatures, with some bodies of water freezing over entirely. The rivers, including the Snake River and the Platte River, can have water temperatures as low as 32°F (0°C) or just slightly above freezing, which makes swimming and boating impossible. These cold conditions, however, are perfect for winter sports such as ice fishing and snowmobiling. In the more remote parts of the state, lakes like New Fork Lake and Half Moon Lake can freeze over, providing a serene and frozen landscape for those willing to brave the cold. While the frigid temperatures may not be suitable for traditional water activities, they create unique opportunities for winter recreation in Wyoming’s wild, wintery beauty.