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

72°F

22°C

Humidity 60%
Wind Speed NW 13 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 14 Aug 05:20 PM PDT
Extended Forecast for

San Luis Obispo CA

  • Tonight

    Tonight: Cloudy, with a low around 56. West northwest wind 5 to 10 mph.

    Low: 56 °F

    Cloudy

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 73. Light northwest wind becoming west northwest 10 to 15 mph in the afternoon.

    High: 73 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. West northwest wind 5 to 10 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 74. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 74 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54. North northwest wind 5 to 10 mph.

    Low: 54 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 56. West northwest wind 5 to 10 mph.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 73. Light northwest wind becoming west northwest 10 to 15 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 55. West northwest wind 5 to 10 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 74. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54. North northwest wind 5 to 10 mph.
Monday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 74.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 77.
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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:
11:57 am PDT Aug 14, 2026
Forecast Valid:
5pm PDT Aug 14, 2026-6pm PDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation