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

54°F

12°C

Humidity 81%
Wind Speed W 5 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Last update 17 Jun 11:35 PM PDT
Extended Forecast for

Arroyo Grande CA

  • Tonight

    Tonight: Increasing clouds, with a low around 46. North northwest wind around 5 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 74. North northwest wind around 5 mph becoming southwest in the morning.

    High: 74 °F

    Patchy Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 47. South wind 5 to 10 mph.

    Low: 47 °F

    Patchy Fog

  • Juneteenth

    Juneteenth: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 66. Light northwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49. Northwest wind 5 to 10 mph.

    Low: 49 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 66.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49.

    Low: 49 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 68.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49.

    Low: 49 °F

    Patchy Fog

Detailed Forecast

Tonight
Increasing clouds, with a low around 46. North northwest wind around 5 mph.
Wednesday
Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 74. North northwest wind around 5 mph becoming southwest in the morning.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 47. South wind 5 to 10 mph.
Juneteenth
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 66. Light northwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49. Northwest wind 5 to 10 mph.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 66.
Friday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49.
Saturday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 68.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 68.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 49.
Monday
Patchy fog. Otherwise, partly sunny, with a high near 66.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 51.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 64.
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 120.59°W (Elev. 128 ft)
Last Update:
9:53 pm PDT Jun 17, 2025
Forecast Valid:
11pm PDT Jun 17, 2025-6pm PDT Jun 24, 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