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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 39.23°N 121.05°W (Text-Only)
NWS Forecast for: Grass Valley CA
Issued by: National Weather Service Sacramento, CA
Last Update: 2:00 pm PDT Jun 29, 2026		Print

  • Tonight

    Tonight: Clear, with a low around 57. Calm wind.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tuesday
    Night

    Tuesday Night: Clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 57. West southwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Thursday
    Night

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

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday
    Night

    Friday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

    • Tonight: Clear, with a low around 57. Calm wind.

    Tuesday: Sunny, with a high near 83. Calm wind becoming west southwest around 6 mph in the afternoon.

    Tuesday Night: Clear, with a low around 57. Light and variable wind.

    Wednesday: Sunny, with a high near 81. Calm wind becoming west southwest around 6 mph in the afternoon.

    Wednesday Night: Mostly clear, with a low around 57. West southwest wind around 5 mph becoming calm in the evening.

    Thursday: Sunny, with a high near 79.

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

    Friday: Sunny, with a high near 83.

    Friday Night: Clear, with a low around 59.

    Independence Day: Sunny, with a high near 87.

    Saturday Night: Mostly clear, with a low around 61.

    Sunday: Sunny, with a high near 86.

    Sunday Night: Mostly clear, with a low around 60.

    Monday: Sunny, with a high near 85.


    Grass Valley CA
     39.23°N 121.05°W (Elev. 2657 ft)

    Visit your local NWS office at: https://www.weather.gov/sto