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.

Mist

54°F

12°C

Humidity 100%
Wind Speed WNW 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 54°F (12°C)
Visibility 1.25 mi
Last update 29 Mar 01:00 AM PDT
Extended Forecast for

San Luis Obispo CA

  • Overnight

    Overnight: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 53. West wind around 5 mph becoming calm.

    Low: 53 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 77. Light and variable wind becoming west southwest 5 to 10 mph in the morning.

    High: 77 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. West southwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 72.

    High: 72 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before 11am. Partly sunny, with a high near 71.

    High: 71 °F

    Chance Rain

  • Wednesday Night

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

    Low: 52 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 52. Calm wind.
Sunday
Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Sunday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 53. West wind around 5 mph becoming calm.
Monday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 77. Light and variable wind becoming west southwest 5 to 10 mph in the morning.
Monday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of rain after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 72.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 55.
Wednesday
A chance of rain, mainly before 11am. Partly sunny, with a high near 71.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 80.
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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:
11:27 pm PDT Mar 28, 2026
Forecast Valid:
1am PDT Mar 29, 2026-6pm PDT Apr 4, 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