National Weather Service Forecast for: Rancho San Diego CA
Issued by: National Weather Service San Diego, CA
Updated: 1:04 pm PDT Jun 19, 2026
 
Tonight

Tonight: Increasing clouds, with a low around 57. Northwest wind 5 to 10 mph.
Increasing
Clouds
 Saturday

Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 76. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Becoming
Sunny
 Saturday
Night
Saturday Night: Partly cloudy, with a low around 57. West wind 5 to 10 mph becoming light and variable after midnight.
Partly Cloudy
 Sunday

Sunday: Partly sunny, then gradually becoming sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Becoming
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 59. West wind 5 to 10 mph becoming light and variable after midnight.
Mostly Clear
 Monday

Monday: Mostly sunny, with a high near 78.
Mostly Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 60.
Mostly Clear
 Tuesday

Tuesday: Partly sunny, then gradually becoming sunny, with a high near 83.
Becoming
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 64.
Mostly Clear
Lo 57 °F Hi 76 °F Lo 57 °F Hi 77 °F Lo 59 °F Hi 78 °F Lo 60 °F Hi 83 °F Lo 64 °F

 

Tonight
 
 Increasing clouds, with a low around 57. Northwest wind 5 to 10 mph.
Saturday
 
 Mostly cloudy through mid morning, then gradual clearing, with a high near 76. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
 
 Partly cloudy, with a low around 57. West wind 5 to 10 mph becoming light and variable after midnight.
Sunday
 
 Partly sunny, then gradually becoming sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Sunday Night
 
 Mostly clear, with a low around 59. West wind 5 to 10 mph becoming light and variable after midnight.
Monday
 
 Mostly sunny, with a high near 78.
Monday Night
 
 Mostly clear, with a low around 60.
Tuesday
 
 Partly sunny, then gradually becoming sunny, with a high near 83.
Tuesday Night
 
 Mostly clear, with a low around 64.
Wednesday
 
 Sunny, with a high near 86.
Wednesday Night
 
 Mostly clear, with a low around 65.
Thursday
 
 Mostly sunny, with a high near 87.
Thursday Night
 
 Mostly clear, with a low around 64.
Friday
 
 Mostly sunny, with a high near 84.

 

Forecast from NOAA-NWS for Rancho San Diego CA.