National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

CLAREMONT (CMOC1)

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

NA

98°F

37°C

Humidity 26%
Wind Speed SW 7 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Heat Index97°F (36°C)
Last update 22 Aug 04:55 PM PDT
Extended Forecast for

San Dimas CA

Extreme Heat Watch August 25, 10:00am until August 28, 08:00pm
Heat Advisory August 23, 10:00am until August 25, 10:00am
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory

  • Tonight

    Tonight: Clear, with a low around 70. West southwest wind 5 to 10 mph becoming light west northwest in the evening.

    Low: 70 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. West southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 70 °F

    Mostly Clear

  • Monday

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

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. West southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 70. West southwest wind 5 to 10 mph becoming light west northwest in the evening.
Sunday
Sunny and hot, with a high near 97. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 70. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny and hot, with a high near 96. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 71. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny and hot, with a high near 103.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny and hot, with a high near 104.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Sunny and hot, with a high near 103.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Dimas CA
 34.09°N 117.81°W (Elev. 866 ft)
Last Update:
2:31 pm PDT Aug 22, 2026
Forecast Valid:
5pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation