Current conditions at

CLAREMONT (CMOC1)

Lat: 34.1368°NLon: 117.70757°WElev: 1645.0ft.

NA

56°F

13°C

Humidity 70%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 13 Oct 09:55 PM PDT
Extended Forecast for

Diamond Bar CA

Red Flag Warning October 15, 06:00am until October 16, 10:00pm
Click here for hazard details and duration
Red Flag Warning
  • Tonight

    Tonight: Clear, with a low around 55. Calm wind becoming northeast around 5 mph after midnight.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Northeast wind 5 to 10 mph becoming west in the afternoon.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57. Light and variable wind becoming northeast 5 to 10 mph after midnight. Winds could gust as high as 15 mph.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 82. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 64. Breezy, with a north northeast wind 10 to 20 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 55. Calm wind becoming northeast around 5 mph after midnight.
Wednesday
Sunny, with a high near 77. Northeast wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
Clear, with a low around 57. Light and variable wind becoming northeast 5 to 10 mph after midnight. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 82. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 64. Breezy, with a north northeast wind 10 to 20 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 86.
Friday Night
Clear, with a low around 66.
Saturday
Sunny, with a high near 87.
Saturday Night
Clear, with a low around 64.
Sunday
Sunny, with a high near 85.
Sunday Night
Clear, with a low around 63.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 57.
Tuesday
A chance of showers. Mostly sunny, with a high near 73.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Diamond Bar CA
 34°N 117.82°W (Elev. 1014 ft)
5:56 pm PDT Oct 13, 2026
10pm PDT Oct 13, 2026-6pm PDT Oct 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database