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

Areas of Heavy Rainfall and Heat Early This Week

Excessive rainfall may produce locally considerable flash flooding over parts of South Texas, the western Gulf Coast, and lower Mississippi River Valley today into Thursday. Rainfall totals of 5 to 10 inches are expected. Hot temperatures may cause heat illnesses over central and northern California and the Pacific Northwest through Tuesday. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

haze

64°F

18°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Jun 08:50 AM PDT
Extended Forecast for

San Jose CA

  • Today

    Today: Sunny, with a high near 87. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northwest wind around 6 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. West northwest wind around 6 mph becoming light and variable.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Southwest wind 3 to 7 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 87. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 60. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 88. Calm wind becoming west northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. West northwest wind around 6 mph becoming light and variable.
Wednesday
Sunny, with a high near 85. Southwest wind 3 to 7 mph.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 56.
Juneteenth
Mostly sunny, with a high near 79.
Friday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 54.
Saturday
Patchy fog. Otherwise, mostly sunny, with a high near 80.
Saturday Night
Patchy fog. Otherwise, mostly clear, with a low around 54.
Sunday
Patchy fog. Otherwise, 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:
4:35 am PDT Jun 15, 2026
Forecast Valid:
9am PDT Jun 15, 2026-6pm PDT Jun 21, 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