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Glendora, California Weather Forecast
Glendora, California Weather
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Weather Forecast for Glendora, California : Los Angeles County
Issued: 1:41 am PST Dec 18, 2025 Latitude: 34.1361187 Longitude: -117.865339 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Clear on Overnight Sunny on Thursday Sunny on Friday Mostly Sunny on Saturday Partly Sunny on Sunday Partly Sunny on Monday 20% chance of rain on Tuesday Rain on Wednesday
Low: 56°F High: 80°F High: 80°F High: 74°F High: 73°F High: 73°F High: 69°F High: 64°F
Low: 57°F Low: 54°F Low: 54°F Low: 54°F Low: 53°F Low: 54°F  
Clear Sunny Sunny Mostly Sunny Partly Sunny Partly Sunny Rain Rain
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Current Conditions at
ONTARIO - (KONT)
55°
Clear
as of 1:53 AM PST
Rel. Humidity: 66%
Dew Point: 45°F
Visibility: 8 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
5 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
CHINO - (KCNO)
46°
Clear
Mist
as of 2:23 AM PST
Rel. Humidity: 93%
Dew Point: 45°F
Visibility: 2 1/2 Miles
Pressure: 29.96 in.
Flight Rule: IFR
Wind Data
5 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
FULLERTON - (KFUL)
52°
Clear
Mist
as of 1:53 AM PST
Rel. Humidity: 93%
Dew Point: 50°F
Visibility: 3 Miles
Pressure: 29.94 in.
Flight Rule: MVFR
Wind Data
3 MPH
060° Northeast
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a low around 56. North northeast wind around 5 mph.

Sunny on Thursday Thursday... Sunny, with a high near 80. Northeast wind around 5 mph becoming west southwest in the afternoon.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 57. North northwest wind around 5 mph.

Sunny on Friday Friday... Sunny, with a high near 80. Northeast wind around 5 mph becoming southwest in the afternoon.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 54. Southwest wind around 5 mph becoming calm.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 74.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 54.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 73.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 54.

Partly Sunny on Monday Monday... Partly sunny, with a high near 73.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 53.

20% chance of rain Tuesday Tuesday... A chance of rain. Partly sunny, with a high near 69.

20% chance of rain Tuesday Night Tuesday Night... A chance of rain. Mostly cloudy, with a low around 54.

Rain on Wednesday Wednesday... Rain. Cloudy, with a high near 64.

Sun Almanac for Glendora, California
Sunrise: 06:52 AM
Sunset: 4:45 PM
Civil Sunrise:06:24 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 05:53 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 6:14 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.