Current conditions at

CLAREMONT (CMOC1)

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

NA

78°F

26°C

Humidity 56%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 61°F (16°C)
Visibility NA
Heat Index80°F (27°C)
Last update 28 Aug 02:55 AM PDT
Extended Forecast for

San Dimas CA

Extreme Heat Warning August 28, 03:35am until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 28, 03:35am until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Overnight

    Low: 73 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny and hot, with a high near 101. Light south wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Southwest wind 5 to 10 mph becoming light west southwest  in the evening. Winds could gust as high as 15 mph.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 96. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 96 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 67. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 67 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 73. Calm wind.
Friday
Mostly cloudy, then gradually becoming sunny and hot, with a high near 101. Light south wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a low around 69. Southwest wind 5 to 10 mph becoming light west southwest in the evening. Winds could gust as high as 15 mph.
Saturday
Sunny and hot, with a high near 96. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Clear, with a low around 67. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 89.
Sunday Night
Clear, with a low around 64.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 85.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 64.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 87.
Wednesday Night
Mostly cloudy, with a low around 65.
Thursday
A slight chance of showers. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
San Dimas CA
 34.11°N 117.82°W (Elev. 942 ft)
12:16 am PDT Aug 28, 2026
3am PDT Aug 28, 2026-6pm PDT Sep 3, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database