Roscoe Weather Forecast

    • 40
    • 63

    Sunny

    • 40
    • 67

    Mostly Sunny

    • 44
    • 68

    Mostly Sunny

    • 48
    • 70

    Mostly Sunny

    • 49
    • 71

    Mostly Sunny

    • 49
    • 69

    Partly Sunny

    • 51
    • 70

    Partly Sunny

Today 18 Oct Winnebago

Mostly cloudy in the Morning, then becoming partly cloudy. Highs around 70.

Tonight 18 Oct Winnebago

Clear. Lows around 40. South Winds 5 to 10 Mph.

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Roscoe Temperature Statistics

October Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 16 October, 2026

    37.4 °F

  • Average October

    57.3 °F

  • Highest 12 October, 2026

    86 °F

Climate (2021–2026)

Janesville-Rock County (14.3 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.6 °F

  • Average High 2021–2026

    60.1 °F
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