July weather forecast
Yosemite National Park, CA

July at Yosemite National Park is typically the warmest and the driest time with temperatures peaking to 89.9°F (32.2°C) and welcoming the least amount of rainfall, only 0.3" (8mm). With constant warmth and an extended daylight of 14.5 hours, it's an ideal time for sightseeing and picnicking. Sunlight prevails for 12 hours, creating a golden glow that illuminates the park's beauty. Despite the absence of rainfall, the park's flora thrives, turning into a verdant paradise. It's the perfect time for nature photography, camping, and wildlife viewing.

Temperature

July proves to be the warmest month, recording an average peak temperature of 90°F (32.2°C) and a minimum temperature of 53.2°F (11.8°C).

Rainfall

In Yosemite National Park, California, during July, the rain falls for 1 days and regularly aggregates up to 0.31" (8mm) of precipitation. In Yosemite National Park, during the entire year, the rain falls for 65 days and collects up to 36.26" (921mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in July in Yosemite National Park is 14h and 29min.
On the first day of July, sunrise is at 5:40 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:07 pm PDT.

Sunshine

The month with the most sunshine in Yosemite National Park, California, is July, with an average of 12h of sunshine.

UV index

With an average maximum UV index of 11, July is the month with the highest UV index. A UV Index of 11, and more, symbolizes an extreme health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In July, the UV index of 11 transforms into the following advice:
Utilize all necessary safety measures, unprotected skin could suffer burns instantly. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Even when the sky is cloudy, apply generously and frequently reapply a sunscreen with SPF 30 or more, especially post every swim or outdoor exercise.