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

68°F

20°C

Humidity 65%
Wind Speed NW 19 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 19 Sep 04:56 PM PDT
Extended Forecast for

3 Miles SW Arroyo Grande CA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 57. West northwest wind 5 to 10 mph becoming east northeast after midnight.

    Low: 57 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 73. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 73 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. North northwest wind 5 to 10 mph.

    Low: 57 °F

    Patchy Fog

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 70. North wind 5 to 10 mph becoming west 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. North northwest wind 5 to 15 mph.

    Low: 57 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 70.

    High: 70 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57.

    Low: 57 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 57. West northwest wind 5 to 10 mph becoming east northeast after midnight.
Sunday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 73. Light and variable wind becoming west 5 to 10 mph in the morning.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. North northwest wind 5 to 10 mph.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 70. North wind 5 to 10 mph becoming west 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. North northwest wind 5 to 15 mph.
Tuesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 70.
Tuesday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Arroyo Grande CA
 35.09°N 120.62°W (Elev. 20 ft)
Last Update:
1:07 pm PDT Sep 19, 2026
Forecast Valid:
5pm PDT Sep 19, 2026-6pm PDT Sep 26, 2026
 
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