Roscoe Weather Forecast

    • 54
    • 82

    Becoming Sunny

    • 60
    • 79

    Mostly Sunny

    • 59
    • 84

    Chance Thunderstorms

    • 49
    • 71

    Slight Chance Thunderstorms

    • 49
    • 67

    Rain Showers Likely

    • 46
    • 67

    Chance Rain Showers

Today 10 Oct Winnebago

Mostly sunny late in the Morning, then becoming partly cloudy. Warmer. Highs in the lower 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 10 Oct Winnebago

Partly cloudy in the Evening, then clearing. Lows in the mid 50s. Southeast Winds 5 to 10 Mph.

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Roscoe Temperature Statistics

October Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 2 October, 2026

    41 °F

  • Average October

    54.8 °F

  • Highest 7 October, 2026

    75.2 °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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