National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (KSBP)

Lat: 35.23611°NLon: 120.63611°WElev: 207.0ft.

Clear

48°F

9°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Nov 08:30 PM PST
Extended Forecast for

San Luis Obispo CA

  • Tonight

    Tonight: Partly cloudy, with a low around 44. North northwest wind around 5 mph becoming calm.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 63. Calm wind becoming west northwest around 5 mph in the morning.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 47. Northwest wind around 5 mph becoming east after midnight.

    Low: 47 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Showers likely, mainly before 4pm. Mostly cloudy, with a high near 58. East southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 44. North northeast wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. North northwest wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 63. Calm wind becoming west northwest around 5 mph in the morning.
Wednesday Night
Increasing clouds, with a low around 47. Northwest wind around 5 mph becoming east after midnight.
Thursday
Showers likely, mainly before 4pm. Mostly cloudy, with a high near 58. East southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 40 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 44. North northeast wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Luis Obispo CA
 35.27°N 120.68°W (Elev. 131 ft)
Last Update:
8:26 pm PST Nov 18, 2025
Forecast Valid:
8pm PST Nov 18, 2025-6pm PST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation