Weather and Seasons

Knowing the park’s seasonal weather variations will help you plan the perfect Yosemite vacation.

Frazil ice in Yosemite Creek

Frazil Ice and Snow Cone Formations in Yosemite

Stand on the Yosemite Creek bridge below Yosemite Falls in March and April and you may see frazil ice in the creek and a snow cone under the upper falls.


Heat and Dehydration

Pay attention to the warning signs of dehydration and heat exhaustion, which can include thirst, dizziness, fatigue, nausea, headaches, muscle cramps, an increased pulse rate, and rapid, shallow breathing.

Sequoia Winter Video Shoot by National Geographic on YouTube

Magical Video of Giant Sequoia in Snow

Called The President, the world's second-largest known tree in neighboring Sequoia National Park gets a winter video shoot.

Glacier Point Road in Yosemite with the Half Dome in the background

Weather and Road Conditions in Yosemite

How to get the weather and road conditions for Yosemite National Park plus links for the latest forecast and webcams.

Sunset at Nevada Falls. Photo by Grant Ordelheide

What is the Average Temperature and Precipitation?

Average Temperatures & Precipitation for Yosemite Valley (4,000 feet / 1,220 m) by month.

Yosemite's Mist Trail to Vernal Fall

What to Wear for Yosemite Terrain and Weather

A key part of your pre-trip planning should include preparing for Yosemite’s diverse terrain and weather conditions. Don't get caught unprepared.

Yosemite Valley and the Half Dome in Winter

Winter Sightseeing in Yosemite

Winter and early spring are the only times to see a pair of fascinating natural phenomena in the Valley. Watch of video of winter moments.

Yosemite Half Dome on an autumn morning

Yosemite in Autumn - Photos & Video

Autumn in Yosemite is a quite time with colorful leaves and meandering brooks. Take a moment and soak in the serene views in this video.