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

Hazardous Weather Conditions

Current conditions at

San Jose, San Jose International Airport (KSJC)

Lat: 37.35917°NLon: 121.92417°WElev: 59.0ft.

Partly Cloudy

21°C

70°F

Humidity 56%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 12°C (54°F)
Visibility 16 km
Last update 09 Sep 06:00 AM PDT
Extended Forecast for

3 Miles SE San Jose International Airport CA

Heat Advisory September 9, 06:26am until September 10, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 9, 06:26am until September 10, 10:00pm

    NOW until 10:00pm Thu

    Heat Advisory

  • Today

    High: 37 °C

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 22. North northwest wind 6 to 11 km/h becoming light and variable in the evening.

    Low: 22 °C

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Light west wind becoming northwest 11 to 16 km/h in the afternoon. Winds could gust as high as 32 km/h.

    High: 33 °C

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17. West wind 11 to 16 km/h decreasing to 5 to 10 km/h in the evening. Winds could gust as high as 32 km/h.

    Low: 17 °C

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 29. Light west southwest wind becoming west northwest 9 to 14 km/h in the afternoon.

    High: 29 °C

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 14.

    Low: 14 °C

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 25.

    High: 25 °C

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 13.

    Low: 13 °C

    Mostly Clear

Detailed Forecast

Today
Mostly sunny and hot, with a high near 37. Light west northwest wind becoming northwest 9 to 14 km/h in the afternoon.
Tonight
Mostly clear, with a low around 22. North northwest wind 6 to 11 km/h becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 33. Light west wind becoming northwest 11 to 16 km/h in the afternoon. Winds could gust as high as 32 km/h.
Thursday Night
Mostly clear, with a low around 17. West wind 11 to 16 km/h decreasing to 5 to 10 km/h in the evening. Winds could gust as high as 32 km/h.
Friday
Sunny, with a high near 29. Light west southwest wind becoming west northwest 9 to 14 km/h in the afternoon.
Friday Night
Mostly clear, with a low around 14.
Saturday
Sunny, with a high near 25.
Saturday Night
Mostly clear, with a low around 13.
Sunday
Sunny, with a high near 27.
Sunday Night
Mostly clear, with a low around 13.
Monday
Sunny, with a high near 28.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE San Jose International Airport CA
 37.33°N 121.9°W (Elev. 82 m)
Last Update:
3:16 am PDT Sep 9, 2026
Forecast Valid:
6am PDT Sep 9, 2026-6pm PDT Sep 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation