National Weather Service Forecast for: Aliso Viejo CA
Issued by: National Weather Service San Diego, CA
Updated: 11:14 am PDT Mar 19, 2026
 
Tonight

Tonight: Mostly clear, with a low around 63. West wind around 5 mph becoming calm  in the evening.
Mostly Clear
Friday

Friday: Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 60. West wind around 5 mph becoming calm  in the evening.
Mostly Clear
Saturday

Saturday: Mostly sunny, with a high near 80. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Mostly Sunny
Saturday
Night
Saturday Night: Mostly cloudy, with a low around 57. West wind around 5 mph becoming calm  in the evening.
Mostly Cloudy
Sunday

Sunday: Partly sunny, with a high near 78.
Partly Sunny
Sunday
Night
Sunday Night: Partly cloudy, with a low around 58.
Partly Cloudy
Monday

Monday: Sunny, with a high near 79.
Sunny
Monday
Night
Monday Night: Partly cloudy, with a low around 57.
Partly Cloudy
Lo 63 °F Hi 87 °F Lo 60 °F Hi 80 °F Lo 57 °F Hi 78 °F Lo 58 °F Hi 79 °F Lo 57 °F

Heat Advisory
 

Tonight
 
Mostly clear, with a low around 63. West wind around 5 mph becoming calm in the evening.
Friday
 
Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
 
Mostly clear, with a low around 60. West wind around 5 mph becoming calm in the evening.
Saturday
 
Mostly sunny, with a high near 80. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Saturday Night
 
Mostly cloudy, with a low around 57. West wind around 5 mph becoming calm in the evening.
Sunday
 
Partly sunny, with a high near 78.
Sunday Night
 
Partly cloudy, with a low around 58.
Monday
 
Sunny, with a high near 79.
Monday Night
 
Partly cloudy, with a low around 57.
Tuesday
 
Mostly sunny, with a high near 80.
Tuesday Night
 
Mostly clear, with a low around 58.
Wednesday
 
Mostly sunny, with a high near 80.
Wednesday Night
 
Partly cloudy, with a low around 58.
Thursday
 
Mostly sunny, with a high near 82.

 

Forecast from NOAA-NWS for Aliso Viejo CA.