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Yosemite National Park Merced River in Winter
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Yosemite National Park
Things To Know Before You Come

Look through the information here to be sure you get the most out of your trip to Yosemite.

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Upper Yosemite Fall with spring runoff

Did You Know?
Yosemite Falls is fed mostly by snowmelt. Peak flow usually happens in late May, but by August, Yosemite Falls is often dry. It begins flowing again a few months later, after winter snows arrive.

Last Updated: August 25, 2006 at 03:24 MST