Glendora, California Weather
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Weather Forecast for Glendora, California : Los Angeles County
Issued: 1:32 pm PDT Sep 15, 2025 Latitude: 34.1361187 Longitude: -117.865339 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Clear on Tonight Sunny on Tuesday Partly Sunny on Wednesday 70% chance of thunderstorms on Thursday 20% chance of thunderstorms on Friday 10% chance of thunderstorms on Saturday Sunny on Sunday Sunny on Monday
Low: 65°F High: 96°F High: 93°F High: 86°F High: 84°F High: 88°F High: 90°F High: 90°F
Low: 67°F Low: 65°F Low: 64°F Low: 66°F Low: 66°F Low: 66°F  
Clear Sunny Partly Sunny Thunderstorms Thunderstorms Thunderstorms Sunny Sunny
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Current Conditions at
ONTARIO - (KONT)
86°
Clear
as of 6:53 PM PDST
Rel. Humidity: 35%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
12 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
CHINO - (KCNO)
82°
Clear
as of 6:53 PM PDST
Rel. Humidity: 37%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
10 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
FULLERTON - (KFUL)
77°
Clear
as of 6:53 PM PDST
Rel. Humidity: 65%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
5 MPH
190° South
Cloud Level(s): Clear
Clear on Tonight Tonight... Clear, with a low around 65. West southwest wind around 5 mph becoming calm in the evening.
Sunny on Tuesday Tuesday... 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.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 67. West southwest wind around 5 mph becoming calm in the evening.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 93. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
30% chance of thunderstorms Wednesday Night Wednesday Night... A slight chance of showers, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 65. Southwest wind 5 to 10 mph becoming east after midnight. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
70% chance of thunderstorms Thursday Thursday... Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
30% chance of thunderstorms Thursday Night Thursday Night... A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 64.
20% chance of thunderstorms Friday Friday... A chance of showers and thunderstorms, mainly before 11am. Partly sunny, with a high near 84.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 66.
10% chance of thunderstorms Saturday Saturday... A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 88.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 66.
Sunny on Sunday Sunday... Sunny, with a high near 90.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 66.
Sunny on Monday Monday... Sunny, with a high near 90.
Sun Almanac for Glendora, California
Sunrise: 06:35 AM
Sunset: 6:58 PM
Civil Sunrise:06:10 AM
Civil Sunset: 7:23 PM
Nautical Sunrise: 05:41 AM
Nautical Sunset: 7:52 PM
Astro Sunrise: 05:11 AM
Astro Sunset: 8:22 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.