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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.

Clear

75°F

24°C

Humidity 44%
Wind Speed N 3 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 31 Jul 10:47 AM PDT
Extended Forecast for

San Jose CA

  • Today

    Today: Sunny, with a high near 90. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. North northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy smoke after 8pm. Mostly clear, with a low around 60. West wind 3 to 8 mph.

    Low: 60 °F

    Patchy Smoke

  • Sunday

    Sunday: Sunny, with a high near 93. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 58. North northwest wind 5 to 8 mph becoming calm in the evening.
Saturday
Sunny, with a high near 90. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Saturday Night
Patchy smoke after 8pm. Mostly clear, with a low around 60. West wind 3 to 8 mph.
Sunday
Sunny, with a high near 93. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
Clear, with a low around 61.
Monday
Sunny, with a high near 94.
Monday Night
Clear, with a low around 60.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Jose CA
 37.32°N 121.86°W (Elev. 108 ft)
Last Update:
10:01 am PDT Jul 31, 2026
Forecast Valid:
11am PDT Jul 31, 2026-6pm PDT Aug 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation