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

EW3236 Escondido (E3236)

Lat: 33.12117°NLon: 117.08983°WElev: 645.6ft.

NA

69°F

21°C

Humidity 73%
Wind Speed W 0 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 60°F (16°C)
Visibility NA
Last update 04 Sep 10:15 PM PDT
Extended Forecast for

San Marcos CA

  • Tonight

    Tonight: Patchy fog between 11pm and 2am. Otherwise, partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers after 11am. Mostly sunny, with a high near 86. Light and variable wind becoming southwest 5 to 10 mph. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers after 11pm. Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 70 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, mainly before 11am. Mostly cloudy, with a high near 85. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 85 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm after midnight.

    Low: 69 °F

    Mostly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers. Mostly sunny, with a high near 88.

    High: 88 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog between 11pm and 2am. Otherwise, partly cloudy, with a low around 63. Calm wind.
Saturday
A slight chance of showers after 11am. Mostly sunny, with a high near 86. Light and variable wind becoming southwest 5 to 10 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers after 11pm. Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers, mainly before 11am. Mostly cloudy, with a high near 85. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm after midnight.
Labor Day
Partly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Marcos CA
 33.15°N 117.16°W (Elev. 669 ft)
Last Update:
1:15 pm PDT Sep 4, 2026
Forecast Valid:
10pm PDT Sep 4, 2026-6pm PDT Sep 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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