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

77°F

25°C

Humidity 46%
Wind Speed SSE 1 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Heat Index78°F (26°C)
Last update 27 Aug 06:55 AM PDT
Extended Forecast for

Glendora CA

Extreme Heat Warning August 27, 07:31am until August 28, 08:00pm
Red Flag Warning August 27, 07:31am until August 28, 03:00pm
Click here for hazard details and duration
Extreme Heat Warning
Red Flag Warning
  •  
    Extreme Heat Warning August 27, 07:31am until August 28, 08:00pm
    Red Flag Warning August 27, 07:31am until August 28, 03:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 99 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny and hot, with a high near 99. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 96. Light southwest wind increasing to 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 65.

    Low: 65 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms. Mostly cloudy and hot, with a high near 99. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Tonight
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm in the evening.
Friday
Mostly cloudy, then gradually becoming sunny and hot, with a high near 99. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a low around 71. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Sunny and hot, with a high near 96. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Clear, with a low around 65.
Sunday
Sunny, with a high near 88.
Sunday Night
Clear, with a low around 61.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 60.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 84.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 62.
Wednesday
A slight chance of showers. Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Glendora CA
 34.16°N 117.83°W (Elev. 1667 ft)
Last Update:
6:27 am PDT Aug 27, 2026
Forecast Valid:
7am PDT Aug 27, 2026-6pm PDT Sep 2, 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