Roscoe Weather Forecast

    • 70
    • 81

    Decreasing Clouds

    • 74
    • 91

    Chance Thunderstorms

    • 69
    • 92

    Chance Thunderstorms

    • 62
    • 86

    Mostly Sunny

    • 62
    • 87

    Mostly Sunny

    • 65
    • 87

    Slight Chance Thunderstorms

Today 25 Jul Winnebago

Mostly cloudy. Patchy drizzle late in the morning. Highs in the lower 80s. Southwest Winds 5 to 10 Mph.

Tonight 25 Jul Winnebago

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the lower 70s. Southwest Winds around 5 Mph.

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Roscoe Temperature Statistics

July Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 22 July, 2026

    50 °F

  • Average July

    74.3 °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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