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

DW5683 Carlsbad (D5683)

Lat: 33.12255°NLon: 117.22785°WElev: 583.0ft.

NA

65°F

18°C

Humidity 89%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 62°F (17°C)
Visibility NA
Last update 26 Aug 05:45 AM PDT
Extended Forecast for

San Marcos CA

  • Today

    Today: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 82. Light southwest wind becoming west 5 to 10 mph in the morning.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 65. West wind around 5 mph becoming calm.

    Low: 65 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 83. Light northwest wind becoming west 5 to 10 mph in the morning.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 85. West wind around 5 mph.

    High: 85 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 86.

    High: 86 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, sunny, with a high near 86.

    High: 86 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 82. Light southwest wind becoming west 5 to 10 mph in the morning.
Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 65. West wind around 5 mph becoming calm.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 83. Light northwest wind becoming west 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 85. West wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 69.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 67.
Saturday
Patchy fog before 11am. Otherwise, sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Patchy fog. Otherwise, sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 67.
Labor Day
Patchy fog. Otherwise, sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Marcos CA
 33.15°N 117.16°W (Elev. 669 ft)
Last Update:
2:42 am PDT Aug 26, 2025
Forecast Valid:
6am PDT Aug 26, 2025-6pm PDT Sep 1, 2025
 
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Additional Resources

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Chance of Precipitation