National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (KSBP)

Lat: 35.23611°NLon: 120.63611°WElev: 207.0ft.

Clear

57°F

14°C

Humidity 93%
Wind Speed NW 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 30 Jul 09:35 PM PDT
Extended Forecast for

Arroyo Grande CA

  • Tonight

    Tonight: Partly cloudy, with a low around 57. North northwest wind around 5 mph.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82. Light north northwest wind becoming west 5 to 10 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 58. West wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 79. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Saturday Night

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

    Low: 57 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 73.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. North northwest wind around 5 mph.
Friday
Mostly sunny, with a high near 82. Light north northwest wind becoming west 5 to 10 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 58. West wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 79. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. West wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 54.
Monday
Mostly sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 74.
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:
3:59 pm PDT Jul 30, 2026
Forecast Valid:
9pm PDT Jul 30, 2026-6pm PDT Aug 6, 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