National Weather Service Forecast for: Glendora CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 1:21 pm PST Dec 22, 2025
 
This
Afternoon
This Afternoon: Partly sunny, with a high near 72. West southwest wind around 5 mph.
Partly Sunny

 Tonight

Tonight: Mostly cloudy, with a low around 52. Calm wind.
Mostly Cloudy

 Tuesday

Tuesday: Rain likely, mainly after 4pm. Cloudy, with a high near 65. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Chance Rain
then Rain
Likely
 Tuesday
Night
Tuesday Night: Rain likely before 10pm, then rain and possibly a thunderstorm between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 54. South southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Heavy Rain

 Wednesday

Wednesday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 62. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.
Heavy Rain

 Wednesday
Night
Wednesday Night: Showers. Low around 52. Chance of precipitation is 100%.
Showers

 Christmas
Day
Christmas Day: Showers. High near 61. Chance of precipitation is 90%.
Showers

 Thursday
Night
Thursday Night: Showers. Cloudy, with a low around 51.
Showers

 Friday

Friday: Showers. Cloudy, with a high near 59.
Showers
Hi 72 °F Lo 52 °F Hi 65 °F Lo 54 °F Hi 62 °F Lo 52 °F Hi 61 °F Lo 51 °F Hi 59 °F

Flood Watch
 

This Afternoon
 
 Partly sunny, with a high near 72. West southwest wind around 5 mph.
Tonight
 
 Mostly cloudy, with a low around 52. Calm wind.
Tuesday
 
 Rain likely, mainly after 4pm. Cloudy, with a high near 65. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 Rain likely before 10pm, then rain and possibly a thunderstorm between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 54. South southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
 
 Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 62. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.
Wednesday Night
 
 Showers. Low around 52. Chance of precipitation is 100%.
Christmas Day
 
 Showers. High near 61. Chance of precipitation is 90%.
Thursday Night
 
 Showers. Cloudy, with a low around 51.
Friday
 
 Showers. Cloudy, with a high near 59.
Friday Night
 
 Showers likely, mainly before 10pm. Mostly cloudy, with a low around 44.
Saturday
 
 A chance of showers. Mostly sunny, with a high near 60.
Saturday Night
 
 A slight chance of showers. Mostly clear, with a low around 43.
Sunday
 
 Sunny, with a high near 63.

 

Forecast from NOAA-NWS for Glendora CA.