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

46°F

8°C

Humidity 87%
Wind Speed SE 5 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 21 Feb 08:15 PM PST
Extended Forecast for

San Luis Obispo CA

  • Tonight

    Tonight: Mostly clear, with a low around 38. South wind around 5 mph becoming east southeast after midnight.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. East northeast wind around 5 mph becoming west northwest in the afternoon.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Northeast wind around 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. Northeast wind around 5 mph becoming north northwest in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. North northwest wind around 5 mph becoming calm.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 38. South wind around 5 mph becoming east southeast after midnight.
Sunday
Sunny, with a high near 66. East northeast wind around 5 mph becoming west northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 45. Northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 72. Northeast wind around 5 mph becoming north northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 53. North northwest wind around 5 mph becoming calm.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 75.
Friday Night
Mostly cloudy, with a low around 56.
Saturday
Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Luis Obispo CA
 35.29°N 120.69°W (Elev. 443 ft)
Last Update:
7:52 pm PST Feb 21, 2026
Forecast Valid:
8pm PST Feb 21, 2026-6pm PST Feb 28, 2026
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation