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

70°F

21°C

Humidity 19%
Wind Speed E 6 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 17 Apr 10:30 AM PDT
Extended Forecast for

San Luis Obispo CA

  • Today

    Today: Sunny, with a high near 78. Northeast wind around 10 mph becoming west northwest in the afternoon.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 50. West northwest wind around 5 mph becoming north northeast in the evening.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 81. North northeast wind 5 to 10 mph becoming west in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after 11am. Mostly sunny, with a high near 70.

    High: 70 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain, with thunderstorms also possible after 11am. Partly sunny, with a high near 67.

    High: 67 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 78. Northeast wind around 10 mph becoming west northwest in the afternoon.
Tonight
Mostly clear, with a low around 50. West northwest wind around 5 mph becoming north northeast in the evening.
Saturday
Mostly sunny, with a high near 81. North northeast wind 5 to 10 mph becoming west in the afternoon.
Saturday Night
Mostly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 73. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 49.
Monday
A 30 percent chance of rain after 11am. Mostly sunny, with a high near 70.
Monday Night
A chance of rain. Mostly cloudy, with a low around 52.
Tuesday
A chance of rain, with thunderstorms also possible after 11am. Partly sunny, with a high near 67.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Luis Obispo CA
 35.29°N 120.66°W (Elev. 318 ft)
Last Update:
9:47 am PDT Apr 17, 2026
Forecast Valid:
10am PDT Apr 17, 2026-6pm PDT Apr 23, 2026
 
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