Jana Airport Weather Forecast

    • 22
    • 42

    Decreasing Clouds

    • 30
    • 36

    Rain/Snow Likely

    • 28
    • 50

    Mostly Cloudy

    • 16
    • 35

    Mostly Cloudy

    • 21
    • 29

    Chance Snow

    • 22
    • 35

    Chance Snow

Today 31 Jan Dane

Colder. Mostly cloudy late in the morning then clearing. Highs in the lower 40s. Northeast Winds 10 to 15 Mph.

Tonight 31 Jan Dane

Colder. Partly cloudy. Lows in the lower 20s. Northeast Winds 5 to 10 Mph.

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Jana Airport Temperature Statistics

January Temperature

Janesville-Rock County (17.4 miles)

  • Lowest 21 January, 2025

    -13 °F

  • Average January

    17.1 °F

  • Highest 17 January, 2025

    53.6 °F

Climate (2020–Present)

Janesville-Rock County (17.4 miles)

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  • Average Low 2020–2025

    40.6 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    60.2 °F
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