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

ARROYO SECO (ASRC1)

Lat: 36.23548°NLon: 121.47988°WElev: 879.0ft.

NA

48°F

9°C

Humidity 70%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 19 Oct 03:04 AM PDT
Extended Forecast for

Arroyo Seco CA

  • Today

    Today: Mostly sunny, with a high near 78. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 9am. Otherwise, partly sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon.

    High: 72 °F

    Areas Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. Areas of fog before 9am. High near 67. Light southeast wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers and
    Areas Fog

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 11pm. Areas of fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers
    Likely and
    Areas Fog

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after 11am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 70.

    High: 70 °F

    Chance
    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 78. Calm wind becoming east northeast around 5 mph in the afternoon.
Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 40. Calm wind.
Tuesday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Showers likely, mainly after 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. Areas of fog before 9am. High near 67. Light southeast wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely, mainly before 11pm. Areas of fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 40 percent chance of showers, mainly after 11am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 70.
Thursday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 42.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 74.
Friday Night
Clear, with a low around 41.
Saturday
Sunny, with a high near 76.
Saturday Night
A slight chance of rain. Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arroyo Seco CA
 36.24°N 121.48°W (Elev. 1207 ft)
Last Update:
2:37 am PDT Oct 19, 2026
Forecast Valid:
4am PDT Oct 19, 2026-6pm PDT Oct 25, 2026
 
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Additional Resources

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Chance of Precipitation