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.

Overcast

63°F

17°C

Humidity 88%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 21 Sep 11:05 PM PDT
Extended Forecast for

3 Miles N Arroyo Grande CA

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 62. West wind around 5 mph becoming calm.

    Low: 62 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 11am. Partly sunny, with a high near 82. East northeast wind 5 to 10 mph becoming west southwest in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. West southwest wind around 5 mph becoming calm after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 11am, then a slight chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • 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 75.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Thursday Night

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

    Low: 56 °F

    Patchy Fog

Detailed Forecast

Tonight
Patchy fog. Otherwise, cloudy, with a low around 59. Calm wind.
Monday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 62. West wind around 5 mph becoming calm.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 11am. Partly sunny, with a high near 82. East northeast wind 5 to 10 mph becoming west southwest in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. West southwest wind around 5 mph becoming calm after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before 11am, then a slight chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
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 75.
Thursday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 56.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 72.
Friday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 55.
Saturday
Patchy fog. Otherwise, mostly sunny, with a high near 73.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 55.
Sunday
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:
3 Miles N Arroyo Grande CA
 35.17°N 120.58°W (Elev. 525 ft)
Last Update:
9:26 pm PDT Sep 21, 2025
Forecast Valid:
11pm PDT Sep 21, 2025-6pm PDT Sep 28, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation