Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

NA

58°F

14°C

Humidity 46%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 10 Oct 07:10 PM PDT
Extended Forecast for

Cupertino CA

  • Tonight

    Tonight: Mostly clear, with a low around 49. South southwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. West southwest wind 5 to 11 mph becoming south southeast in the evening. Winds could gust as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 71. South southeast wind around 6 mph becoming calm.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 49. South southwest wind 5 to 7 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 72. Calm wind becoming west 5 to 9 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 50. West southwest wind 5 to 11 mph becoming south southeast in the evening. Winds could gust as high as 20 mph.
Columbus Day
Sunny, with a high near 71. South southeast wind around 6 mph becoming calm.
Monday Night
Mostly clear, with a low around 50. West northwest wind 5 to 8 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Clear, with a low around 51.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 86.
Thursday Night
Clear, with a low around 57.
Friday
Sunny, with a high near 88.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Cupertino CA
 37.31°N 122.03°W (Elev. 262 ft)
2:47 pm PDT Oct 10, 2026
7pm PDT Oct 10, 2026-6pm PDT Oct 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database