Roscoe Weather Forecast

    • 61
    • 83

    Areas Smoke

    • 68
    • 84

    Rain Showers Likely

    • 57
    • 84

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 60
    • 82

    Partly Sunny

    • 62
    • 83

    Slight Chance Thunderstorms

Today 19 Jul Winnebago

Mostly sunny. Patchy smoke. Highs in the lower 80s. East Winds around 5 Mph.

Tonight 19 Jul Winnebago

Mostly clear. Patchy smoke in the evening. Lows in the lower 60s. Southeast Winds around 5 Mph.

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Roscoe Temperature Statistics

July Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 12 July, 2026

    53.6 °F

  • Average July

    74.2 °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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