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

59°F

15°C

Humidity 82%
Wind Speed W 5 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Jan 10:50 AM PST
Extended Forecast for

4 Miles NNE Arroyo Grande CA

  • Today

    Today: A 20 percent chance of rain. Mostly sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.

    High: 64 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 64. Light and variable wind becoming west southwest 5 to 10 mph in the morning.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 45. West northwest wind around 5 mph becoming calm.

    Low: 45 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly 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 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of rain. Mostly sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 46. Calm wind.
Friday
Sunny, with a high near 64. Light and variable wind becoming west southwest 5 to 10 mph in the morning.
Friday Night
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 45. West northwest wind around 5 mph becoming calm.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Arroyo Grande CA
 35.17°N 120.55°W (Elev. 394 ft)
Last Update:
10:57 am PST Jan 22, 2026
Forecast Valid:
11am PST Jan 22, 2026-6pm PST Jan 28, 2026
 
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