Yosemite National Park Climate

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

• 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.

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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.