Yosemite National Park Climate

The following is a short description of Yosemite's seasons and when they occur:

Half Dome In Winter, Yosemite National Park
  • Summer takes place between June and September. Temperatures are warm to hot. Rain fall is at its minimal, but does occur in the form of thunderstorms.
  • Fall is considered October through November. Weather tends to be quite variable. It can be hot, cold, dry, rainy, or snowy.
  • Winter generally lasts from December until March. Weather is usually snowy and cold, but sunny and mild days do occur.
  • Spring begins in April and continues through May. Weather is variable with warm sunny days and occasional winter storms (usually ends by mid to late April).

Weather in Yosemite National Park changes dramatically throughout the year. In fact, some park features and activities are only available in certain seasons. The following link is a must read if you plan on visiting the park.

Yosemite National Park Climate and Trip Planning.

Average Temperature and Precipitation Data

Month Fahrenheit (h/l) Celcius (h/l) Precipitation (in./cm.)
January 49/26 9/ -3 6.2/15.7
Febuary 55/28 13/ -2 6.1/15.5
March 59/31 15/0 5.2/13.2
April 65/35 18/2 3.0/7.6
May 73/42 23/5 1.3/3.3
June 82/48 28/9 0.7/3.8
July 90/54 32/12 0.4/1.0
August 90/53 32/11 .03/.08
September 87/47 30/8 .09/2.3
October 74/39 23/4 2.1/5.3
November 58/31 14/0 5.5/14.0
December 48/36 9/ -3 5.6/14.2

*Data is from Yosemite Valley and Wawona. For higher elevations, subtract 10-20 degrees from averages.

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