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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 40.3°N 120.53°W (Text-Only)
NWS Forecast for: Janesville CA
Issued by: National Weather Service Reno, NV
Last Update: 4:30 am PDT Jun 30, 2026		Print

  • Today

    Today: Sunny, with a high near 82. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 50. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 51. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Independence
    Day

    Independence Day: Sunny, with a high near 93.

    High: 93 °F

    Sunny

    • Today: Sunny, with a high near 82. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    Tonight: Mostly clear, with a low around 46. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Wednesday: Sunny, with a high near 83. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    Wednesday Night: Mostly clear, with a low around 50. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    Thursday Night: Mostly clear, with a low around 51. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Friday: Sunny, with a high near 87.

    Friday Night: Mostly clear, with a low around 54.

    Independence Day: Sunny, with a high near 93.

    Saturday Night: Clear, with a low around 57.

    Sunday: Sunny, with a high near 93.

    Sunday Night: Partly cloudy, with a low around 57.

    Monday: Sunny, with a high near 91.


    Janesville CA
     40.3°N 120.53°W (Elev. 4370 ft)

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