Weather in Diamond Bar, California, United States

7-Day Detailed Weather Forecast for Diamond Bar

This Afternoon

Temperature: 92°F

Wind Speed: 15 mph

Wind Direction: WSW

Forecast: Sunny, with a high near 92. West southwest wind around 15 mph, with gusts as high as 20 mph.

Tonight

Temperature: 62°F

Wind Speed: 0 to 15 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 62. Southwest wind 0 to 15 mph, with gusts as high as 20 mph.

Wednesday

Temperature: 96°F

Wind Speed: 0 to 15 mph

Wind Direction: SW

Forecast: Sunny, with a high near 96. Southwest wind 0 to 15 mph, with gusts as high as 20 mph.

Wednesday Night

Temperature: 62°F

Wind Speed: 0 to 15 mph

Wind Direction: WSW

Forecast: Mostly clear, with a low around 62. West southwest wind 0 to 15 mph, with gusts as high as 20 mph.

Thursday

Temperature: 96°F

Wind Speed: 0 to 15 mph

Wind Direction: WSW

Forecast: Sunny, with a high near 96. West southwest wind 0 to 15 mph, with gusts as high as 20 mph.

Thursday Night

Temperature: 61°F

Wind Speed: 0 to 15 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 61.

Friday

Temperature: 88°F

Wind Speed: 0 to 10 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 88.

Friday Night

Temperature: 61°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Patchy fog after 11pm. Partly cloudy, with a low around 61.

Saturday

Temperature: 86°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Patchy fog before 11am. Mostly sunny, with a high near 86.

Saturday Night

Temperature: 60°F

Wind Speed: 0 to 10 mph

Wind Direction: WSW

Forecast: Patchy fog after 11pm. Partly cloudy, with a low around 60.

Sunday

Temperature: 86°F

Wind Speed: 0 to 10 mph

Wind Direction: WSW

Forecast: Patchy fog before 11am. Mostly sunny, with a high near 86.

Sunday Night

Temperature: 61°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Patchy fog after 11pm. Partly cloudy, with a low around 61.

Monday

Temperature: 86°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Patchy fog before 11am. Mostly sunny, with a high near 86.

Monday Night

Temperature: 60°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Patchy fog after 11pm. Partly cloudy, with a low around 60.