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

85°F

29°C

Humidity 40%
Wind Speed WSW 6 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Heat Index84°F (29°C)
Last update 28 Aug 07:55 PM PDT
Extended Forecast for

San Dimas CA

Heat Advisory until August 29, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 29, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. South southwest wind 5 to 10 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 11am. Mostly sunny, with a high near 86.

    High: 86 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 72. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 98. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Mostly clear, with a low around 66. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 89. South southwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 64. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 63.
Tuesday
A slight chance of showers after 11am. Mostly sunny, with a high near 86.
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
Partly cloudy, with a low around 64.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Dimas CA
 34.11°N 117.82°W (Elev. 942 ft)
Last Update:
1:24 pm PDT Aug 28, 2026
Forecast Valid:
8pm PDT Aug 28, 2026-6pm PDT Sep 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation