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

90°F

32°C

Humidity 27%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 31 Aug 11:30 AM PDT
Extended Forecast for

San Luis Obispo CA

Heat Advisory until August 31, 06:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 31, 06:00pm

    NOW until 6:00pm Sun

    Heat Advisory

  • Today

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. West northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 58 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 89. North wind 5 to 10 mph becoming west in the morning.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 57. West southwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 93. West wind around 10 mph.
Tonight
Mostly clear, with a low around 58. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Labor Day
Sunny, with a high near 89. North wind 5 to 10 mph becoming west in the morning.
Monday Night
Increasing clouds, with a low around 57. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Luis Obispo CA
 35.29°N 120.66°W (Elev. 318 ft)
Last Update:
9:18 am PDT Aug 31, 2025
Forecast Valid:
11am PDT Aug 31, 2025-6pm PDT Sep 6, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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