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.

Overcast

73°F

23°C

Humidity 60%
Wind Speed SW 10 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 30 Sep 04:00 PM PDT
Extended Forecast for

Arroyo Grande CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 67. West southwest wind around 10 mph.

    High: 67 °F

    Partly Sunny

  • Tonight

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

    Low: 57 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 68. Light and variable wind becoming west northwest 10 to 15 mph in the afternoon.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 56. West northwest wind 5 to 10 mph becoming light north in the evening.

    Low: 56 °F

    Increasing
    Clouds

  • Thursday

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

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 67. West southwest wind around 10 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. West northwest wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 68. Light and variable wind becoming west northwest 10 to 15 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 56. West northwest wind 5 to 10 mph becoming light north in the evening.
Thursday
Mostly sunny, with a high near 69. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 69.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 53.
Sunday
Patchy fog. Otherwise, mostly sunny, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arroyo Grande CA
 35.12°N 120.59°W (Elev. 128 ft)
Last Update:
2:07 pm PDT Sep 30, 2025
Forecast Valid:
4pm PDT Sep 30, 2025-6pm PDT Oct 6, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation