National Weather Service Forecast for: 2 Miles NNE Rancho Santa Margarita CA
Issued by: National Weather Service San Diego, CA
Updated: 12:05 pm PDT Jul 12, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 63. West wind around 5 mph becoming calm.
Partly Cloudy
Monday

Monday: Partly sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Partly Sunny
Monday
Night
Monday Night: Mostly cloudy, with a low around 64. West wind around 5 mph becoming calm.
Mostly Cloudy
Tuesday

Tuesday: Sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.
Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 67. West wind around 5 mph becoming calm  in the evening.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 100.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 71.
Mostly Clear
Thursday

Thursday: A slight chance of showers after 11am.  Mostly sunny, with a high near 93.
Slight Chance
Showers
Thursday
Night
Thursday Night: Partly cloudy, with a low around 67.
Partly Cloudy
Lo 63 °F Hi 87 °F Lo 64 °F Hi 93 °F Lo 67 °F Hi 100 °F Lo 71 °F Hi 93 °F Lo 67 °F

Extreme Heat Watch
 

Tonight
 
Partly cloudy, with a low around 63. West wind around 5 mph becoming calm.
Monday
 
Partly sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
 
Mostly cloudy, with a low around 64. West wind around 5 mph becoming calm.
Tuesday
 
Sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
 
Mostly clear, with a low around 67. West wind around 5 mph becoming calm in the evening.
Wednesday
 
Sunny, with a high near 100.
Wednesday Night
 
Mostly clear, with a low around 71.
Thursday
 
A slight chance of showers after 11am. Mostly sunny, with a high near 93.
Thursday Night
 
Partly cloudy, with a low around 67.
Friday
 
A slight chance of showers after 11am. Mostly sunny, with a high near 89.
Friday Night
 
A slight chance of showers. Partly cloudy, with a low around 65.
Saturday
 
A slight chance of showers. Mostly sunny, with a high near 89.
Saturday Night
 
Partly cloudy, with a low around 65.
Sunday
 
A slight chance of showers. Sunny, with a high near 87.

 

Forecast from NOAA-NWS for 2 Miles NNE Rancho Santa Margarita CA.