Roscoe Weather Forecast

    • 70
    • 84

    Chance Thunderstorms

    • 69
    • 91

    Thunderstorms Likely

    • 59
    • 87

    Thunderstorms

    • 59
    • 77

    Mostly Sunny

    • 57
    • 81

    Chance Thunderstorms

    • 53
    • 75

    Slight Chance Rain Showers

Today 9 Jun Winnebago

Mostly cloudy in the Morning, then becoming partly cloudy. A slight chance of Showers in the morning. Highs in the mid 80s. West Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 9 Jun Winnebago

Mostly clear in the Evening, then becoming partly cloudy. A chance of Showers and Thunderstorms after midnight. Lows around 70. Northeast 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

June Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 3 June, 2026

    44.6 °F

  • Average June

    66.3 °F

  • Highest 4 June, 2026

    87.8 °F

Climate (2021–Present)

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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