Current conditions at

SANTA FE DAM (STFC1)

Lat: 34.12614°NLon: 117.94717°WElev: 500.0ft.

NA

85°F

29°C

Humidity 46%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 62°F (17°C)
Visibility NA
Heat Index86°F (30°C)
Last update 25 Aug 10:57 AM PDT
Extended Forecast for

Diamond Bar CA

  • Today

    Today: Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. Southwest wind 5 to 10 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 66. Southwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 87. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 88. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Diamond Bar CA
 34°N 117.82°W (Elev. 1014 ft)
9:06 am PDT Aug 25, 2025
11am PDT Aug 25, 2025-6pm PDT Aug 31, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database