National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (KSBP)

Lat: 35.23611°NLon: 120.63611°WElev: 207.0ft.

Clear

70°F

21°C

Humidity 64%
Wind Speed SW 8 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 11 Jul 05:20 PM PDT
Extended Forecast for

San Luis Obispo CA

Extreme Heat Watch July 14, 10:00am until July 16, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • This Afternoon

    This Afternoon: A slight chance of thunderstorms. Mostly cloudy, with a high near 81. West southwest wind around 5 mph. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of thunderstorms before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: A slight chance of thunderstorms before 11am. Mostly cloudy, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Patchy fog. Otherwise, cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 85. Calm wind becoming west southwest around 5 mph in the morning.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63.

    Low: 63 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of thunderstorms. Mostly cloudy, with a high near 81. West southwest wind around 5 mph. Chance of precipitation is 20%.
Tonight
A slight chance of thunderstorms before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
A slight chance of thunderstorms before 11am. Mostly cloudy, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Patchy fog. Otherwise, cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 85. Calm wind becoming west southwest around 5 mph in the morning.
Monday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63.
Tuesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly cloudy, with a low around 59.
Saturday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Luis Obispo CA
 35.29°N 120.66°W (Elev. 318 ft)
Last Update:
12:17 pm PDT Jul 11, 2026
Forecast Valid:
5pm PDT Jul 11, 2026-6pm PDT Jul 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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