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Hourly Forecast
Daylight Hours
05:43
Sunrise
19:57
Sunset
Daily Forecast
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Saturday
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Tuesday
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Resources
UV Index
Humidity
Frequently asked questions about weather in Diamond Bar
How warm does it get in Diamond Bar?
The warmest month in Diamond Bar is August, with average high temperatures of 31°C. The average temperature during this period is around 24°C.
How cold does it get in Diamond Bar?
The coldest month in Diamond Bar is December, with average low temperatures of 8°C. The average temperature during this period is around 13°C.
What is the wettest time of year in Diamond Bar?
The wettest month in Diamond Bar is January, with an average of 86mm of precipitation.
What is the driest time of year in Diamond Bar?
The driest month in Diamond Bar is June, with an average of 2mm of precipitation.
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