National Weather Service Forecast for: Aliso Viejo CA
Issued by: National Weather Service San Diego, CA
Updated: 1:04 am PST Feb 2, 2026
 
Overnight

Overnight: Partly cloudy, with a low around 52. Calm wind.
Partly Cloudy
 Monday

Monday: Mostly sunny, with a high near 71. Calm wind becoming southwest around 5 mph in the afternoon.
Mostly Sunny
 Monday
Night
Monday Night: Partly cloudy, with a low around 51. South wind around 5 mph becoming calm.
Partly Cloudy
 Tuesday

Tuesday: Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 54. North wind 5 to 10 mph becoming light and variable after midnight.
Clear
 Wednesday

Wednesday: Sunny, with a high near 84.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 58.
Mostly Clear
 Thursday

Thursday: Partly sunny, with a high near 78.
Partly Sunny
 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 55.
Mostly Cloudy
Lo 52 °F Hi 71 °F Lo 51 °F Hi 76 °F Lo 54 °F Hi 84 °F Lo 58 °F Hi 78 °F Lo 55 °F

Air Quality Alert
 

Overnight
 
 Partly cloudy, with a low around 52. Calm wind.
Monday
 
 Mostly sunny, with a high near 71. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
 
 Partly cloudy, with a low around 51. South wind around 5 mph becoming calm.
Tuesday
 
 Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
 
 Clear, with a low around 54. North wind 5 to 10 mph becoming light and variable after midnight.
Wednesday
 
 Sunny, with a high near 84.
Wednesday Night
 
 Mostly clear, with a low around 58.
Thursday
 
 Partly sunny, with a high near 78.
Thursday Night
 
 Mostly cloudy, with a low around 55.
Friday
 
 Partly sunny, with a high near 72.
Friday Night
 
 Partly cloudy, with a low around 53.
Saturday
 
 Sunny, with a high near 72.
Saturday Night
 
 Mostly clear, with a low around 53.
Sunday
 
 Sunny, with a high near 74.

 

Forecast from NOAA-NWS for Aliso Viejo CA.