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

75°F

24°C

Humidity 55%
Wind Speed NW 13 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 17 Aug 02:56 PM PDT
Extended Forecast for

Arroyo Grande CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 72. West northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. North northwest wind 5 to 10 mph.

    Low: 58 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 77. Light northwest wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

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

    Low: 57 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 76. Light north northwest wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58.

    Low: 58 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 72. West northwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. North northwest wind 5 to 10 mph.
Tuesday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 77. Light northwest wind becoming west northwest 5 to 10 mph in the afternoon.
Tuesday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. West northwest wind 5 to 10 mph.
Wednesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 76. Light north northwest wind becoming west northwest 5 to 10 mph in the afternoon.
Wednesday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
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:
11:26 am PDT Aug 17, 2026
Forecast Valid:
3pm PDT Aug 17, 2026-6pm PDT Aug 23, 2026
 
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Additional Resources

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