How hot is Hells Canyon?

HELLS CANYON WEATHER: Usually about 10° warmer than surrounding towns, Hells Canyon is known to be hot throughout the summer which is ideal for whitewater rafting trips. The Snake River's temperature usually stays between 60°-70°, perfect for refreshing swims.



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From the top of the Seven Devils Mountains to the deepest part of the Snake River, Hells Canyon is nearly 8,000 feet deep. That's almost 2,000 feet deeper than the famous Grand Canyon in Arizona.

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The Hells Canyon Scenic Byway stretches for 22 miles and it gives you a stunning view of the canyon's rugged landscape. The feeling you'll get as you drive along the canyon's jagged walls is simply indescribable. Check out Idaho's most dramatic scenic drive and add this to your bucket list ASAP.

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The name Hells Canyon is believed to come from the difficult and rugged journey through the terrain by boat. The first known reference to it as Hells Canyon is in the 1895 edition of H.W. McCurdy's “Marine History of the Pacific Northwest.”

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Most of the rapids Hells Canyon are classified as a Class III and Class IV, which means you're in for a wild ride and you're definitely getting wet. The two most intense rapids are at the beginning of the trip. Both are Class IVs.

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Eight species of leeches were found in the Snake River surveys. Erpobdella parva Moore was the most widely distributed species, occurring both above and below Shoshone Falls.

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What You Can See on Your Grand Teton Float Trips. Grand Teton National Park is home to the greatest variety of wildlife in the lower 48 states. The Snake River serves as a lifeline to bison, elk, moose, beaver, pronghorn, deer, bear, cougar and more than 300 different species of birds, including osprey and eagles.

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Hells Canyon is 8,000 feet deep in places. The average depth is more like a mile – 5,280 feet. At any rate, it is 9,393 feet elevation at He Devil Mountain in the Hells Canyon Wilderness of Idaho, and from 1,000 to 800 feet down on the river.

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Advisory: The Hells Canyon Scenic Byway is usually closed by snow from late October through late May or early June and is not passable with motor vehicles.

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