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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 37.31°N 122.03°W (Text-Only)
NWS Forecast for: Cupertino 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 clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tuesday
    Night

    Tuesday Night: Increasing clouds, with a low around 55. West wind 5 to 7 mph becoming south after midnight.

    Low: 55 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. South wind 5 to 7 mph.

    High: 78 °F

    Mostly Sunny

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 54. South southwest wind 6 to 8 mph.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

    • Tonight: Mostly clear, with a low around 56. Light and variable wind.

    Tuesday: Sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    Tuesday Night: Increasing clouds, with a low around 55. West wind 5 to 7 mph becoming south after midnight.

    Wednesday: Mostly sunny, with a high near 78. South wind 5 to 7 mph.

    Wednesday Night: Partly cloudy, with a low around 54. South southwest wind 6 to 8 mph.

    Thursday: Mostly sunny, with a high near 76.

    Thursday Night: Partly cloudy, with a low around 55.

    Friday: Sunny, with a high near 81.

    Friday Night: Mostly clear, with a low around 56.

    Independence Day: Sunny, with a high near 83.

    Saturday Night: Partly cloudy, with a low around 57.

    Sunday: Mostly sunny, with a high near 82.

    Sunday Night: Patchy fog. Otherwise, partly cloudy, with a low around 57.

    Monday: Mostly sunny, with a high near 80.


    Cupertino CA
     37.31°N 122.03°W (Elev. 262 ft)

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