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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 37.31°N 122.29°W (Text-Only)
NWS Forecast for: 6 Miles SW Portola Valley CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Last Update: 1:26 pm PDT Jun 29, 2026		Print

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 68. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 68 °F

    Decreasing
    Clouds

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 65. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 65 °F

    Decreasing
    Clouds

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 50. West southwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Thursday
    Night

    Thursday Night: Patchy fog between 10pm and 4am. Otherwise, mostly cloudy, with a low around 51.

    Low: 51 °F

    Patchy Fog

  • Friday

    Friday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Friday
    Night

    Friday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 52.

    Low: 52 °F

    Patchy Fog

    • Tonight: Mostly cloudy, with a low around 51. Calm wind.

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 68. Calm wind becoming southwest around 6 mph in the afternoon.

    Tuesday Night: Mostly cloudy, with a low around 50. Calm wind.

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 65. Calm wind becoming southwest around 6 mph in the afternoon.

    Wednesday Night: Mostly cloudy, with a low around 50. West southwest wind around 5 mph becoming calm in the evening.

    Thursday: Mostly cloudy, with a high near 63.

    Thursday Night: Patchy fog between 10pm and 4am. Otherwise, mostly cloudy, with a low around 51.

    Friday: Partly sunny, with a high near 68.

    Friday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 52.

    Independence Day: Partly sunny, with a high near 69.

    Saturday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 52.

    Sunday: Patchy fog. Otherwise, partly sunny, with a high near 68.

    Sunday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 52.

    Monday: Partly sunny, with a high near 66.


    6 Miles SW Portola Valley CA
     37.31°N 122.29°W (Elev. 397 ft)

    Visit your local NWS office at: https://www.weather.gov/mtr