National Weather Service Forecast for: San Luis Obispo CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 9:01 pm PST Dec 4, 2025
 
Tonight

Tonight: Clear, with a low around 46. Northeast wind around 5 mph.
Clear
 Friday

Friday: Sunny, with a high near 71. North wind around 5 mph.
Sunny
 Friday
Night
Friday Night: Clear, with a low around 47. North northeast wind around 10 mph, with gusts as high as 15 mph.
Clear
 Saturday

Saturday: Sunny, with a high near 72. North wind around 10 mph, with gusts as high as 15 mph.
Sunny
 Saturday
Night
Saturday Night: Clear, with a low around 51. Northeast wind 10 to 15 mph.
Clear
 Sunday

Sunday: Sunny, with a high near 73.
Sunny
 Sunday
Night
Sunday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 50.
Patchy Fog
 Monday

Monday: Sunny, with a high near 73.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 50.
Mostly Clear
Lo 46 °F Hi 71 °F Lo 47 °F Hi 72 °F Lo 51 °F Hi 73 °F Lo 50 °F Hi 73 °F Lo 50 °F

 

Tonight
 
 Clear, with a low around 46. Northeast wind around 5 mph.
Friday
 
 Sunny, with a high near 71. North wind around 5 mph.
Friday Night
 
 Clear, with a low around 47. North northeast wind around 10 mph, with gusts as high as 15 mph.
Saturday
 
 Sunny, with a high near 72. North wind around 10 mph, with gusts as high as 15 mph.
Saturday Night
 
 Clear, with a low around 51. Northeast wind 10 to 15 mph.
Sunday
 
 Sunny, with a high near 73.
Sunday Night
 
 Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 50.
Monday
 
 Sunny, with a high near 73.
Monday Night
 
 Mostly clear, with a low around 50.
Tuesday
 
 Sunny, with a high near 75.
Tuesday Night
 
 Partly cloudy, with a low around 51.
Wednesday
 
 Sunny, with a high near 76.
Wednesday Night
 
 Clear, with a low around 52.
Thursday
 
 Sunny, with a high near 76.

 

Forecast from NOAA-NWS for San Luis Obispo CA.