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

72°F

22°C

Humidity 56%
Wind Speed NW 14 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Jun 01:20 PM PDT
Extended Forecast for

Arroyo Grande CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. West northwest wind 10 to 15 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 56. Northwest wind 5 to 10 mph.

    Low: 56 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. West wind 5 to 10 mph.

    High: 77 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 56. West wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, mostly sunny, 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

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56.

    Low: 56 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 81.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

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

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. West northwest wind 10 to 15 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 56. Northwest wind 5 to 10 mph.
Monday
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. West wind 5 to 10 mph.
Monday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 56. West wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 79. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 67.
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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:
11:52 am PDT Jun 21, 2026
Forecast Valid:
1pm PDT Jun 21, 2026-6pm PDT Jun 27, 2026
 
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Additional Resources

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Chance of Precipitation