Roscoe Weather Forecast

    • 58
    • 85

    Partly Sunny

    • 61
    • 84

    Mostly Sunny

    • 65
    • 87

    Partly Sunny

    • 63
    • 82

    Rain Showers Likely

    • 61
    • 80

    Chance Thunderstorms

    • 59
    • 82

    Mostly Sunny

Today 28 Jul Winnebago

Partly cloudy. Highs in the mid 80s. North Winds around 10 Mph.

Tonight 28 Jul Winnebago

Partly cloudy. Lows in the upper 50s. East Winds 5 to 10 Mph in the Evening, becoming light and variable.

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Roscoe Temperature Statistics

July Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 22 July, 2026

    50 °F

  • Average July

    74.5 °F

  • Highest 14 July, 2026

    95 °F

Climate (2021–2026)

Janesville-Rock County (14.3 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.4 °F
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