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

52°F

11°C

Humidity 87%
Wind Speed ESE 8 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 48°F (9°C)
Visibility 2.50 mi
Last update 20 Nov 10:20 AM PST
Extended Forecast for

3 Miles N Arroyo Grande CA

  • Today

    Today: Rain. High near 55. East wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 46. North northwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 64. East northeast wind 10 to 15 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Northeast wind 5 to 10 mph.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67. Northeast wind around 5 mph becoming north northwest in the afternoon.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Rain. High near 55. East wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 46. North northwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Sunny, with a high near 64. East northeast wind 10 to 15 mph.
Friday Night
Mostly clear, with a low around 44. Northeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 67. Northeast wind around 5 mph becoming north northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Arroyo Grande CA
 35.17°N 120.58°W (Elev. 525 ft)
Last Update:
2:51 am PST Nov 20, 2025
Forecast Valid:
10am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
Forecast Discussion
 
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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