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

55°F

13°C

Humidity 71%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Jan 09:20 AM PST
Extended Forecast for

4 Miles NNE Arroyo Grande CA

  • Today

    Today: Mostly sunny, with a high near 74. East wind 5 to 10 mph becoming west in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Northeast wind around 5 mph.

    Low: 49 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 75. East northeast wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 50. East wind 5 to 10 mph.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. East northeast wind around 5 mph.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 50.

    Low: 50 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49.

    Low: 49 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 68.

    High: 68 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 74. East wind 5 to 10 mph becoming west in the afternoon.
Tonight
Mostly clear, with a low around 49. Northeast wind around 5 mph.
M.L.King Day
Sunny, with a high near 75. East northeast wind 5 to 10 mph becoming west northwest in the afternoon.
Monday Night
Clear, with a low around 50. East wind 5 to 10 mph.
Tuesday
Sunny, with a high near 73. East northeast wind around 5 mph.
Tuesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 50.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 72.
Wednesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 68.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 47.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Arroyo Grande CA
 35.17°N 120.55°W (Elev. 394 ft)
Last Update:
1:06 am PST Jan 18, 2026
Forecast Valid:
9am PST Jan 18, 2026-6pm PST Jan 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation