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

52°F

11°C

Humidity 100%
Wind Speed NW 4 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 52°F (11°C)
Visibility 7.00 mi
Last update 22 May 01:00 AM PDT
Extended Forecast for

Arroyo Grande CA

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 67. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog. Otherwise, cloudy, with a low around 53. West northwest wind 5 to 10 mph.

    Low: 53 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 67. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog. Otherwise, cloudy, with a low around 54. West wind 5 to 10 mph becoming light west northwest after midnight.

    Low: 54 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 67.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog. Otherwise, cloudy, with a low around 54.

    Low: 54 °F

    Patchy Fog

  • Memorial Day

    Memorial Day: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 67.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 49. Calm wind.
Friday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 67. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Friday Night
Patchy fog. Otherwise, cloudy, with a low around 53. West northwest wind 5 to 10 mph.
Saturday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 67. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Patchy fog. Otherwise, cloudy, with a low around 54. West wind 5 to 10 mph becoming light west northwest after midnight.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 67.
Sunday Night
Patchy fog. Otherwise, cloudy, with a low around 54.
Memorial Day
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arroyo Grande CA
 35.12°N 120.59°W (Elev. 128 ft)
Last Update:
1:13 am PDT May 22, 2026
Forecast Valid:
1am PDT May 22, 2026-6pm PDT May 28, 2026
 
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