Current conditions at

CLAREMONT (CMOC1)

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

NA

83°F

28°C

Humidity 29%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Heat Index81°F (27°C)
Last update 18 Mar 06:55 PM PDT
Extended Forecast for

San Dimas CA

Extreme Heat Warning March 18, 07:24pm until March 20, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning March 18, 07:24pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 65 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Northeast wind around 5 mph becoming calm.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 66. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 99. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 63. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 63 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 65. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny and hot, with a high near 99. Northeast wind around 5 mph becoming calm.
Thursday Night
Clear, with a low around 66. West southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 99. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Clear, with a low around 63. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Sunny, with a high near 90.
Sunday Night
Clear, with a low around 64.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 61.
Wednesday
Sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
San Dimas CA
 34.09°N 117.81°W (Elev. 866 ft)
2:20 pm PDT Mar 18, 2026
7pm PDT Mar 18, 2026-6pm PDT Mar 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database