National Weather Service Forecast for: San Luis Obispo CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 5:53 pm PDT Jun 19, 2026
 
Tonight

Tonight: Patchy drizzle after 11pm.  Cloudy, with a low around 55. West wind 5 to 10 mph becoming light northwest  in the evening.
Patchy
Drizzle
Saturday

Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 69. Light northwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Decreasing
Clouds
Saturday
Night
Saturday Night: Cloudy, with a low around 54. West wind 5 to 10 mph becoming light  after midnight.
Cloudy
Sunday

Sunday: Patchy fog before 11am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Light west northwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Patchy Fog
then Sunny
Sunday
Night
Sunday Night: Mostly cloudy, with a low around 54. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Mostly Cloudy
Monday

Monday: Mostly sunny, with a high near 75.
Mostly Sunny
Monday
Night
Monday Night: Partly cloudy, with a low around 52.
Partly Cloudy
Tuesday

Tuesday: Mostly sunny, with a high near 77.
Mostly Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 54.
Mostly Clear
Lo 55 °F Hi 69 °F Lo 54 °F Hi 72 °F Lo 54 °F Hi 75 °F Lo 52 °F Hi 77 °F Lo 54 °F

 

Tonight
 
Patchy drizzle after 11pm. Cloudy, with a low around 55. West wind 5 to 10 mph becoming light northwest in the evening.
Saturday
 
Cloudy, then gradually becoming mostly sunny, with a high near 69. Light northwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
 
Cloudy, with a low around 54. West wind 5 to 10 mph becoming light after midnight.
Sunday
 
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Light west northwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
 
Mostly cloudy, with a low around 54. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
 
Mostly sunny, with a high near 75.
Monday Night
 
Partly cloudy, with a low around 52.
Tuesday
 
Mostly sunny, with a high near 77.
Tuesday Night
 
Mostly clear, with a low around 54.
Wednesday
 
Mostly sunny, with a high near 79.
Wednesday Night
 
Partly cloudy, with a low around 54.
Thursday
 
Mostly sunny, with a high near 79.
Thursday Night
 
Partly cloudy, with a low around 54.
Friday
 
Mostly sunny, with a high near 75.

 

Forecast from NOAA-NWS for San Luis Obispo CA.