Rockton Weather Forecast

    • -4
    • 7

    Cold

    • 2
    • 10

    Cold

    • -2
    • 15

    Partly Sunny

    • -2
    • 12

    Slight Chance Snow

    • -1
    • 12

    Partly Sunny

    • 2
    • 15

    Partly Sunny

Today 25 Jan Winnebago

Mostly cloudy. Highs around 7 above. North Winds 10 to 15 Mph. Gusts up to 25 Mph in the morning. Wind chill Values as low as 21 below.

Tonight 25 Jan Winnebago

Mostly clear. Lows around 5 below. Northwest Winds around 10 Mph. Wind chill Values as low as 22 below.

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Rockton Temperature Statistics

January Temperature

Janesville-Rock County (11.2 miles)

  • Lowest 20 January, 2026

    -5.8 °F

  • Average January

    23.7 °F

  • Highest 8 January, 2026

    55.4 °F

Climate (2021–Present)

Janesville-Rock County (11.2 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.2 °F
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