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

70°F

21°C

Humidity 56%
Wind Speed NNW 23 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 27 Jun 02:35 PM PDT
Extended Forecast for

Arroyo Grande CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 69. West wind around 15 mph.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: Cloudy, with a low around 51. West northwest wind 10 to 15 mph becoming north 5 to 10 mph after midnight.

    Low: 51 °F

    Cloudy

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 68. Light and variable wind becoming west 10 to 15 mph in the afternoon.

    High: 68 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Patchy fog before 11pm. Otherwise, increasing clouds, with a low around 51. West northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.

    Low: 51 °F

    Patchy Fog
    then Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 69. West wind around 15 mph.
Tonight
Cloudy, with a low around 51. West northwest wind 10 to 15 mph becoming north 5 to 10 mph after midnight.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 68. Light and variable wind becoming west 10 to 15 mph in the afternoon.
Sunday Night
Patchy fog before 11pm. Otherwise, increasing clouds, with a low around 51. West northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Monday
Mostly sunny, with a high near 69. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arroyo Grande CA
 35.12°N 120.57°W (Elev. 128 ft)
Last Update:
12:37 pm PDT Jun 27, 2026
Forecast Valid:
2pm PDT Jun 27, 2026-6pm PDT Jul 3, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation