National Weather Service Forecast for: Glendora CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 8:56 am PDT Oct 6, 2026
 
Today

Today: Sunny and hot, with a high near 104. East wind 5 to 10 mph becoming west southwest in the afternoon.
Hot
Tonight

Tonight: Mostly clear, with a low around 73. West southwest wind 5 to 10 mph becoming north northeast in the evening.
Mostly Clear
Wednesday

Wednesday: Sunny and hot, with a high near 101. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Hot
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 72. West southwest wind around 5 mph becoming calm  after midnight.
Mostly Clear
Thursday

Thursday: Sunny and hot, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.
Hot
Thursday
Night
Thursday Night: Mostly clear, with a low around 69.
Mostly Clear
Friday

Friday: Sunny, with a high near 95.
Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 66.
Mostly Clear
Saturday

Saturday: Mostly sunny, with a high near 85.
Mostly Sunny
Hi 104 °F Lo 73 °F Hi 101 °F Lo 72 °F Hi 99 °F Lo 69 °F Hi 95 °F Lo 66 °F Hi 85 °F

Extreme Heat Warning
 

Today
 
Sunny and hot, with a high near 104. East wind 5 to 10 mph becoming west southwest in the afternoon.
Tonight
 
Mostly clear, with a low around 73. West southwest wind 5 to 10 mph becoming north northeast in the evening.
Wednesday
 
Sunny and hot, with a high near 101. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
 
Mostly clear, with a low around 72. West southwest wind around 5 mph becoming calm after midnight.
Thursday
 
Sunny and hot, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
 
Mostly clear, with a low around 69.
Friday
 
Sunny, with a high near 95.
Friday Night
 
Mostly clear, with a low around 66.
Saturday
 
Mostly sunny, with a high near 85.
Saturday Night
 
Partly cloudy, with a low around 62.
Sunday
 
A chance of showers. Partly sunny, with a high near 77.
Sunday Night
 
A chance of showers. Mostly cloudy, with a low around 55.
Columbus Day
 
A chance of showers. Partly sunny, with a high near 73.

 

Forecast from NOAA-NWS for Glendora CA.