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

53°F

12°C

Humidity 73%
Wind Speed NW 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 23 Jan 11:56 PM PST
Extended Forecast for

San Luis Obispo CA

  • Overnight

    Overnight: Cloudy, with a low around 46. North wind around 5 mph becoming calm.

    Low: 46 °F

    Cloudy

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming north around 5 mph in the morning.

    High: 66 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 45. East northeast wind around 5 mph.

    Low: 45 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 65. East northeast wind 5 to 10 mph becoming west in the afternoon.

    High: 65 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

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

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 48.

    Low: 48 °F

    Patchy Fog

Detailed Forecast

Overnight
Cloudy, with a low around 46. North wind around 5 mph becoming calm.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming north around 5 mph in the morning.
Saturday Night
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 45. East northeast wind around 5 mph.
Sunday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 65. East northeast wind 5 to 10 mph becoming west in the afternoon.
Sunday Night
Mostly cloudy, with a low around 47. Calm wind.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 48.
Wednesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 69.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 48.
Thursday
Patchy fog. Otherwise, mostly sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Luis Obispo CA
 35.27°N 120.68°W (Elev. 131 ft)
Last Update:
8:07 pm PST Jan 23, 2026
Forecast Valid:
12am PST Jan 24, 2026-6pm PST Jan 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation