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

Hazardous Weather Conditions

Current conditions at

FW3625 San Ramon (F3625)

Lat: 37.738°NLon: 121.945°WElev: 415.09ft.

NA

100°F

38°C

Humidity 10%
Wind Speed ENE 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 34°F (1°C)
Visibility NA
Heat Index95°F (35°C)
Last update 03 Oct 02:10 PM PDT
Extended Forecast for

4 Miles NNE San Ramon CA

Heat Advisory October 3, 02:17pm until October 7, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 3, 02:17pm until October 7, 10:00pm

    NOW until 10:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny and hot, with a high near 98. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly cloudy during the early evening, then becoming clear, with a low around 66. Calm wind.

    Low: 66 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Light north wind.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 97. North wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 68. Calm wind.
Sunday
Cloudy, then gradually becoming mostly sunny and hot, with a high near 98. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy during the early evening, then becoming clear, with a low around 66. Calm wind.
Monday
Sunny and hot, with a high near 99. Light north wind.
Monday Night
Clear, with a low around 66.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Clear, with a low around 66.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE San Ramon CA
 37.81°N 121.9°W (Elev. 1086 ft)
Last Update:
1:30 pm PDT Oct 3, 2026
Forecast Valid:
2pm PDT Oct 3, 2026-6pm PDT Oct 9, 2026
 
Forecast Discussion
 
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Additional Resources

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