UV index at hiking destinations
Live hourly UV and the next few days for well-known trails, with notes on how elevation, snow and open terrain change your real sun exposure.
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Western United States
- Yosemite Valley, California
- Grand Canyon South Rim, Arizona
- Zion Canyon, Utah
- Rocky Mountain National Park, Colorado
- Mount Rainier (Paradise), Washington
- Mount Whitney, California
Eastern United States
- Great Smoky Mountains, Tennessee and North Carolina
- Acadia National Park (Cadillac Mountain), Maine
- Mount Washington, New Hampshire
Canada and Europe
Around the world
- Machu Picchu, Peru
- Mount Fuji, Japan
- Kilimanjaro (Uhuru Peak), Tanzania
- Haleakalā National Park, Hawaiʻi
- Everest Base Camp, Nepal
UV forecasts are model estimates for each area. See how the data works.