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.

fog,smoke

59°F

15°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 58°F (14°C)
Visibility 0.50 mi
Last update 17 Aug 06:26 AM PDT
Extended Forecast for

Arroyo Grande CA

  • Today

    Today: Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 68. West northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Patchy Dense
    Fog then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northwest wind 5 to 15 mph.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Northwest wind 5 to 10 mph increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Patchy dense fog after 11pm. Otherwise, increasing clouds, with a low around 55. North northwest wind 5 to 15 mph.

    Low: 55 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 71. Light and variable wind becoming west northwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Patchy Dense
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 55.

    Low: 55 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 76.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 68. West northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 55. Northwest wind 5 to 15 mph.
Monday
Sunny, with a high near 73. Northwest wind 5 to 10 mph increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Patchy dense fog after 11pm. Otherwise, increasing clouds, with a low around 55. North northwest wind 5 to 15 mph.
Tuesday
Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 71. Light and variable wind becoming west northwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 55.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 80.
Friday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 56.
Saturday
Patchy fog. Otherwise, mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arroyo Grande CA
 35.12°N 120.59°W (Elev. 128 ft)
Last Update:
2:13 am PDT Aug 17, 2025
Forecast Valid:
6am PDT Aug 17, 2025-6pm PDT Aug 23, 2025
 
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