Jana Airport Weather Forecast

    • 0
    • 18

    Slight Chance Snow

    • 15
    • 23

    Chance Snow

    • 27
    • 36

    Rain/Snow

    • 11
    • 33

    Chance Snow

    • 5
    • 24

    Chance Snow

    • -3
    • 14

    Mostly Cloudy

Today 7 Dec Dane

Partly sunny then becoming sunny in the late morning and early afternoon then becoming partly sunny. A 20 percent chance of light snow in the morning. Highs around 17. North Winds 5 to 10 Mph.

Tonight 7 Dec Dane

Snow. New snow accumulation of 1 to 3 Inches. Total snow accumulation 1 to 5 Inches. Lows around 14. Northeast Winds up to 10 Mph. Chance of snow near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jana Airport Temperature Statistics

December Temperature

Janesville-Rock County (17.4 miles)

  • Lowest 4 December, 2025

    -5.8 °F

  • Average December

    17.2 °F

  • Highest 3 December, 2025

    32 °F

Climate (2020–Present)

Janesville-Rock County (17.4 miles)

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  • Average Low 2020–2025

    40.5 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    60.3 °F
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