Rockton Weather Forecast

    • 22
    • 24

    Snow

    • 10
    • 35

    Chance Snow

    • 4
    • 16

    Slight Chance Snow

    • 3
    • 15

    Mostly Cloudy

    • -1
    • 10

    Cold

    • 7
    • 16

    Mostly Cloudy

Today 15 Jan Winnebago

Partly cloudy in the Morning, then becoming mostly cloudy. A slight chance of snow late. Highs in the mid 20s. Northwest Winds 5 to 10 Mph, increasing to southwest 10 to 15 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 15 Jan Winnebago

Snow. Snow accumulation around an inch. Lows in the lower 20s. Southwest Winds 10 to 15 Mph. Chance of precipitation 90 percent.

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Rockton Temperature Statistics

January Temperature

Janesville-Rock County (11.2 miles)

  • Lowest 1 January, 2026

    8.6 °F

  • Average January

    28.8 °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

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.3 °F
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