National Weather Service Forecast for: Descanso CA
Issued by: National Weather Service San Diego, CA
Updated: 12:56 pm PST Dec 17, 2025
 
Tonight

Tonight: Clear, with a low around 51. North wind 5 to 10 mph becoming northeast 15 to 20 mph after midnight. Winds could gust as high as 35 mph.
Clear
Thursday

Thursday: Sunny, with a high near 80. Northeast wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Sunny
Thursday
Night
Thursday Night: Mostly clear, with a low around 53. East wind around 5 mph.
Mostly Clear
Friday

Friday: Sunny, with a high near 77. West wind 5 to 10 mph.
Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 51. West wind around 5 mph.
Mostly Clear
Saturday

Saturday: Sunny, with a high near 74.
Sunny
Saturday
Night
Saturday Night: Partly cloudy, with a low around 50.
Partly Cloudy
Sunday

Sunday: Mostly sunny, with a high near 74.
Mostly Sunny
Sunday
Night
Sunday Night: Partly cloudy, with a low around 48.
Partly Cloudy
Lo 51 °F Hi 80 °F Lo 53 °F Hi 77 °F Lo 51 °F Hi 74 °F Lo 50 °F Hi 74 °F Lo 48 °F

 

Tonight
 
Clear, with a low around 51. North wind 5 to 10 mph becoming northeast 15 to 20 mph after midnight. Winds could gust as high as 35 mph.
Thursday
 
Sunny, with a high near 80. Northeast wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
 
Mostly clear, with a low around 53. East wind around 5 mph.
Friday
 
Sunny, with a high near 77. West wind 5 to 10 mph.
Friday Night
 
Mostly clear, with a low around 51. West wind around 5 mph.
Saturday
 
Sunny, with a high near 74.
Saturday Night
 
Partly cloudy, with a low around 50.
Sunday
 
Mostly sunny, with a high near 74.
Sunday Night
 
Partly cloudy, with a low around 48.
Monday
 
Mostly sunny, with a high near 73.
Monday Night
 
Partly cloudy, with a low around 47.
Tuesday
 
A slight chance of showers. Partly sunny, with a high near 66.
Tuesday Night
 
A chance of showers. Mostly cloudy, with a low around 47.
Wednesday
 
Showers likely. Mostly cloudy, with a high near 64.

 

Forecast from NOAA-NWS for Descanso CA.