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

64°F

18°C

Humidity 67%
Wind Speed NW 16 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 30 Jun 06:20 PM PDT
Extended Forecast for

Arroyo Grande CA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 52. West wind 5 to 10 mph becoming light in the evening.

    Low: 52 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64. Light southwest wind becoming west 5 to 10 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, cloudy, with a low around 52. West wind 5 to 10 mph becoming light northwest in the evening.

    Low: 52 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 64. Light west wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 52. West wind 5 to 10 mph becoming light northwest after midnight.

    Low: 52 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 67.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Independence Day

    Independence Day: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 52. West wind 5 to 10 mph becoming light in the evening.
Wednesday
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64. Light southwest wind becoming west 5 to 10 mph in the afternoon.
Wednesday Night
Patchy fog after 11pm. Otherwise, cloudy, with a low around 52. West wind 5 to 10 mph becoming light northwest in the evening.
Thursday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 64. Light west wind becoming west northwest 5 to 10 mph in the afternoon.
Thursday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 52. West wind 5 to 10 mph becoming light northwest after midnight.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 52.
Independence Day
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Partly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arroyo Grande CA
 35.12°N 120.57°W (Elev. 128 ft)
Last Update:
11:27 am PDT Jun 30, 2026
Forecast Valid:
6pm PDT Jun 30, 2026-6pm PDT Jul 7, 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