Weather in Diamond Bar, California, United States

7-Day Detailed Weather Forecast for Diamond Bar

Overnight

Temperature: 68°F

Wind Speed: 0 mph

Wind Direction:

Forecast: Mostly clear, with a low around 68. West wind around 0 mph.

Monday

Temperature: 93°F

Wind Speed: 0 to 10 mph

Wind Direction: WSW

Forecast: Sunny, with a high near 93. West southwest wind 0 to 10 mph, with gusts as high as 20 mph.

Monday Night

Temperature: 66°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 66. Southwest wind 0 to 10 mph.

Tuesday

Temperature: 88°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Sunny, with a high near 88. Southwest wind 0 to 10 mph, with gusts as high as 20 mph.

Tuesday Night

Temperature: 62°F

Wind Speed: 0 to 10 mph

Wind Direction: WNW

Forecast: Mostly clear, with a low around 62. West northwest wind 0 to 10 mph.

Wednesday

Temperature: 90°F

Wind Speed: 0 to 10 mph

Wind Direction: WSW

Forecast: Sunny, with a high near 90.

Wednesday Night

Temperature: 62°F

Wind Speed: 0 to 10 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 62.

Thursday

Temperature: 89°F

Wind Speed: 0 to 10 mph

Wind Direction: N

Forecast: Sunny, with a high near 89.

Thursday Night

Temperature: 65°F

Wind Speed: 0 to 10 mph

Wind Direction: SSW

Forecast: Mostly clear, with a low around 65.

Friday

Temperature: 88°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Sunny, with a high near 88.

Friday Night

Temperature: 64°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 64.

Saturday

Temperature: 89°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Sunny, with a high near 89.

Saturday Night

Temperature: 65°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 65.

Sunday

Temperature: 90°F

Wind Speed: 0 to 10 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 90.