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

LOS ALTOS (LOAC1)

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

NA

76°F

24°C

Humidity 50%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Heat Index78°F (26°C)
Last update 18 Oct 03:10 PM PDT
Extended Forecast for

2 Miles SW Cupertino CA

  • Tonight

    Tonight: Increasing clouds, with a low around 48. North wind around 6 mph becoming calm after midnight.

    Low: 48 °F

    Increasing
    Clouds

  • Monday

    Monday: Increasing clouds, with a high near 67. Calm wind becoming north northwest 5 to 8 mph in the morning.

    High: 67 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. West northwest wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 69. Light and variable wind.

    High: 69 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 50. Light and variable wind. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Patchy fog before 11am. Otherwise, partly sunny, with a high near 67.

    High: 67 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Patchy fog between 8pm and 9pm. Otherwise, partly cloudy, with a low around 49.

    Low: 49 °F

    Patchy Fog
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. North wind around 6 mph becoming calm after midnight.
Monday
Increasing clouds, with a high near 67. Calm wind becoming north northwest 5 to 8 mph in the morning.
Monday Night
Mostly cloudy, with a low around 46. West northwest wind around 6 mph becoming calm in the evening.
Tuesday
A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 69. Light and variable wind.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 50. Light and variable wind. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 50.
Thursday
A chance of rain. Patchy fog before 11am. Otherwise, partly sunny, with a high near 67.
Thursday Night
Patchy fog between 8pm and 9pm. Otherwise, partly cloudy, with a low around 49.
Friday
Patchy fog before 10am. Otherwise, sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 71.
Saturday Night
A slight chance of rain. Mostly clear, with a low around 48.
Sunday
A slight chance of rain. Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Cupertino CA
 37.3°N 122.09°W (Elev. 797 ft)
Last Update:
1:47 pm PDT Oct 18, 2026
Forecast Valid:
3pm PDT Oct 18, 2026-6pm PDT Oct 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation