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

EW9957 San Marcos Palomar (E9957)

Lat: 33.15083°NLon: 117.182°WElev: 629.0ft.

NA

69°F

21°C

Humidity 68%
Wind Speed WNW 1 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 58°F (14°C)
Visibility NA
Last update 19 Jun 07:10 PM PDT
Extended Forecast for

San Marcos CA

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 59. West wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 75. South wind 5 to 10 mph.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. South wind 5 to 10 mph.

    Low: 58 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58. Southwest wind around 5 mph becoming southeast after midnight.

    Low: 58 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 57.

    Low: 57 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 73.

    High: 73 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Increasing clouds, with a low around 56.

    Low: 56 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 59. West wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 75. South wind 5 to 10 mph.
Friday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. South wind 5 to 10 mph.
Saturday
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58. Southwest wind around 5 mph becoming southeast after midnight.
Sunday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73.
Sunday Night
Increasing clouds, with a low around 57.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 73.
Monday Night
Increasing clouds, with a low around 56.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 72.
Tuesday Night
Increasing clouds, with a low around 56.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Marcos CA
 33.13°N 117.15°W (Elev. 794 ft)
Last Update:
1:27 pm PDT Jun 19, 2025
Forecast Valid:
7pm PDT Jun 19, 2025-6pm PDT Jun 26, 2025
 
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