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.

light rain,mist

55°F

13°C

Humidity 93%
Wind Speed NNW 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 54°F (12°C)
Visibility 6.00 mi
Last update 16 Nov 07:30 AM PST
Extended Forecast for

Arroyo Grande CA

  • Today

    Today: Showers. High near 58. South southwest wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Rain, mainly after 10pm. Low around 52. South southeast wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Rain

  • Monday

    Monday: Rain. High near 56. West wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Rain then
    Rain Likely

  • Monday Night

    Monday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 45. West wind 5 to 10 mph becoming north after midnight. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Chance Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain. Partly sunny, with a high near 56. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 56 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 4am. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A chance of rain, mainly after 10am. Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

Today
Showers. High near 58. South southwest wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly after 10pm. Low around 52. South southeast wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. High near 56. West wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 45. West wind 5 to 10 mph becoming north after midnight. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 56. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 47.
Thursday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 57.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 45.
Friday
A chance of rain. Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Sunny, with a high near 63.
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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:
5:02 am PST Nov 16, 2025
Forecast Valid:
7am PST Nov 16, 2025-6pm PST Nov 22, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation