Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Diamond Bar Weather in July
Thinking of visiting Diamond Bar in July? Expect very high temperatures reaching 33°C (91°F) during the day, dropping to 17°C (63°F) at night, with minimal rainfall.
Rainfall in Diamond Bar in July
Historically, the month has about a single day of rain, averaging 2.2 mm (0.1 in) in total. If rain does fall, it tends to be very light and barely worth getting out an umbrella for.
Temperature in Diamond Bar in July
Diamond Bar has excellent weather in July, with days reaching 33°C (91°F) and nights cooling to 17°C (63°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Diamond Bar in July
The month enjoys around 369 hours of sunshine, creating mostly sunny days with good weather conditions.July in Diamond Bar has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Diamond Bar Temperature in July
Min Temperature
17°C (63°F)
Max Temperature
33°C (91°F)
Chance of Rain
3%
Precipitation
2.2 mm (0.1 in)
Rainy days
a single day
Sunshine
369 hours *
Percentage Sunshine
*
* Data from: Corona, the United States of America (28 KM, 17 Miles).
Diamond Bar Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Diamond Bar - and find the best time to visit.
Best Places in the United States of America in July
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in July →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Diamond Bar in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Diamond Bar in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping10/10 -
Outdoor sports8/10
Diamond Bar 3-Day Forecast
More climate data for Diamond Bar
See the full Diamond Bar climate overview or explore weather in the United States of America.
Popular in July
Where to go in July - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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