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

59°F

15°C

Humidity 87%
Wind Speed WNW 6 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 30 Jul 09:00 PM PDT
Extended Forecast for

San Luis Obispo CA

Heat Advisory July 31, 10:00am until August 2, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 59. West wind around 5 mph becoming north after midnight.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 87. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 87 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 60. West northwest wind around 5 mph becoming north northeast after midnight.

    Low: 60 °F

    Patchy Fog

  • Saturday

    Saturday: Sunny, with a high near 86. North northeast wind around 5 mph becoming west in the afternoon.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59. West wind 5 to 10 mph becoming northeast in the evening.

    Low: 59 °F

    Patchy Fog

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. West wind around 5 mph becoming north after midnight.
Friday
Increasing clouds, with a high near 87. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Friday Night
Patchy fog after 11pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 60. West northwest wind around 5 mph becoming north northeast after midnight.
Saturday
Sunny, with a high near 86. North northeast wind around 5 mph becoming west in the afternoon.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59. West wind 5 to 10 mph becoming northeast in the evening.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 78.
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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:
3:59 pm PDT Jul 30, 2026
Forecast Valid:
9pm PDT Jul 30, 2026-6pm PDT Aug 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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