Yosemite National Park
California, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Yosemite National Park, CA

Part of Merced River in the valley below the Yosemite National Park Mountains, California, with clear blue skies
Part of Merced River in the valley below the Yosemite National Park Mountains, California, with clear blue skies
July is peak summer and witnesses the highest number of visitors during the year. The crowds swell up during vacations as Yosemite offers adventure, fun, and activities in the absence of rain and snow.
Average temperatures range from 54°F (12.2°C) at night to a hot 90°F (32.2°C) during the day. It is common for the mercury to cross 100°F (37.8°C) on many days with a few days even blazing at 110°F (43.3°C). The trails are scorching in the peak sun, and there are frequent wildfires due to the dry vegetation and absence of humidity that shut off sections of the park.
Be careful - hike in early mornings, stay on the trails, wear sun protection and light clothes, carry plenty of water, and find cool shades regularly.

What is the warmest month in Yosemite National Park?

With an average high-temperature of 90°F (32.2°C) and an average low-temperature of 53.2°F (11.8°C), July is the warmest month in Yosemite National Park, California.

What is the temperature in July in Yosemite National Park?

In July, the average high-temperature is 90°F (32.2°C), and the average low-temperature is 53.2°F (11.8°C).

How many days does it rain in July in Yosemite National Park?

In Yosemite National Park, during July, the rain falls for 1 days and regularly aggregates up to 0.3" (7.9mm) of precipitation.

When it does not snow in Yosemite National Park?

June through September are months without snowfall in Yosemite National Park, California.

How many hours of daylight does Yosemite National Park have in July?

The average length of the day in July in Yosemite National Park, California, is 14.5h.

What month has the most sunshine in Yosemite National Park?

July has the most sunshine of the year in Yosemite National Park, California, with an average of 12h of sunshine.

How many hours of sunshine does Yosemite National Park have in July?

In July, the average sunshine in Yosemite National Park is 12h.

What is the month with the highest UV index in Yosemite National Park?

July is the month with the highest UV index, with an average maximum UV index of 11.

How high is the UV index in July in Yosemite National Park?

In Yosemite National Park, California, the average daily maximum UV index in July is 11. A UV Index reading of 11, and higher, represents an excessive health risk from unprotected exposure to the UV radiation.
Average temperature in July - Yosemite National Park, CA
  • Average high temperature in July: 89.9°F

The warmest month (with the highest average high temperature) is July (89.9°F).
The month with the lowest average high temperature is January (47.2°F).

  • Average low temperature in July: 53.2°F

The month with the highest average low temperature is July (53.2°F).
The coldest month (with the lowest average low temperature) is January (25.6°F).

Average rainfall in July - Yosemite National Park, CA
  • Average rainfall in July: 0.3"

The wettest month (with the highest rainfall) is January (6.5").
The driest month (with the lowest rainfall) is August (0.2").

Average rainfall days in July - Yosemite National Park, CA
  • Average rainfall days in July: 1 days

The month with the highest number of rainy days is March (10 days).
Months with the lowest number of rainy days are July and August (1 days).

Average snowfall in July - Yosemite National Park, CA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (16.2").
Months with the lowest snowfall are June, July, August and September (0").

Average daylight in July / Average sunshine in July - Yosemite National Park, CA
  • Average daylight in July: 14.5h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in July: 12h

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are January and December (Average sunshine: 6).

Average UV index in July - Yosemite National Park, CA
  • Average UV index in July: 11

The month with the highest UV index is July (UV index 11).
Months with the lowest UV index are January and December (UV index 2).