Roscoe Weather Forecast

    • 61
    • 82

    Chance Rain Showers

    • 67
    • 84

    Rain Showers Likely

    • 65
    • 84

    Rain Showers Likely

    • 61
    • 81

    Rain Showers Likely

    • 57
    • 79

    Chance Thunderstorms

    • 55
    • 76

    Slight Chance Rain Showers

Today 8 Aug Winnebago

Mostly sunny. Highs in the lower 80s. Northwest Winds around 5 Mph.

Tonight 8 Aug Winnebago

Clear in the Evening, then becoming partly cloudy. A slight chance of Showers after midnight. A slight chance of Thunderstorms after midnight. A chance of Showers late. Lows in the lower 60s. Southwest Winds around 5 Mph, becoming south after midnight. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roscoe Temperature Statistics

August Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 3 August, 2026

    53.6 °F

  • Average August

    67.9 °F

  • Highest 4 August, 2026

    84.2 °F

Climate (2021–2026)

Janesville-Rock County (14.3 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.4 °F
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