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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

79°F

26°C

Humidity 34%
Wind Speed NNW 9 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Sep 06:47 PM PDT
Extended Forecast for

San Jose CA

  • Tonight

    Tonight: Mostly clear, with a low around 54. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 55. Northwest wind 5 to 7 mph becoming light and variable.

    Low: 55 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. South wind 5 to 7 mph becoming light and variable.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. West northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 55.

    Low: 55 °F

    Clear then
    Patchy Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, sunny, with a high near 84.

    High: 84 °F

    Areas Fog
    then Sunny

  • Friday Night

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

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 54. North northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 85. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 55. Northwest wind 5 to 7 mph becoming light and variable.
Wednesday
Mostly sunny, with a high near 81. South wind 5 to 7 mph becoming light and variable.
Wednesday Night
Partly cloudy, with a low around 55. West northwest wind 5 to 9 mph becoming calm after midnight.
Thursday
Sunny, with a high near 81.
Thursday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 55.
Friday
Areas of fog before 9am. Otherwise, sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Jose CA
 37.29°N 121.86°W (Elev. 157 ft)
Last Update:
2:36 pm PDT Sep 14, 2026
Forecast Valid:
7pm PDT Sep 14, 2026-6pm PDT Sep 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation