Roscoe Weather Forecast

    • 72
    • 93

    Decreasing Clouds

    • 72
    • 92

    Slight Chance Rain Showers

    • 70
    • 87

    Chance Thunderstorms

    • 67
    • 88

    Chance Thunderstorms

    • 65
    • 87

    Chance Rain Showers

    • 63
    • 84

    Chance Rain Showers

    • 58
    • 80

    Mostly Cloudy

Today 1 Sep Winnebago

Mostly cloudy. Isolated Showers and Thunderstorms. Temperatures in the lower 90s. Southwest Winds around 10 Mph. Chance of precipitation 20 percent. Heat index Values up to 104.

Tonight 1 Sep Winnebago

Partly cloudy in the evening then clearing. Humid. Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Heat index Values up to 101 early in the evening.

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Roscoe Temperature Statistics

September Temperature

Janesville-Rock County (14.3 miles)

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  • Average September

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Climate (2021–2026)

Janesville-Rock County (14.3 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.3 °F
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