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

Hazardous Weather Conditions

Current conditions at

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

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

Clear

61°F

16°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Jul 05:30 AM PDT
Extended Forecast for

San Luis Obispo CA

Heat Advisory July 15, 07:25am until July 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 15, 07:25am until July 16, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. North wind 5 to 15 mph becoming west northwest in the afternoon.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 55. West wind 5 to 10 mph becoming south southeast after midnight.

    Low: 55 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 60.

    Low: 60 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 76.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

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

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 94. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 59. North wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 87. North wind 5 to 15 mph becoming west northwest in the afternoon.
Thursday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 55. West wind 5 to 10 mph becoming south southeast after midnight.
Friday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 60.
Saturday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 76.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 75.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Luis Obispo CA
 35.27°N 120.66°W (Elev. 262 ft)
Last Update:
2:22 am PDT Jul 15, 2026
Forecast Valid:
7am PDT Jul 15, 2026-6pm PDT Jul 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