Roscoe Weather Forecast

    • 26
    • 67

    Rain Showers Likely

    • 22
    • 44

    Becoming Sunny

    • 37
    • 48

    Partly Sunny

    • 47
    • 63

    Partly Sunny

    • 52
    • 72

    Chance Thunderstorms

    • 48
    • 72

    Rain Showers Likely

    • 41
    • 61

    Chance Rain Showers

Today 26 Mar Winnebago

Showers likely and a slight chance of Thunderstorms. Breezy. Temperatures in the mid 50s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 70 percent.

Tonight 26 Mar Winnebago

Mostly cloudy. Rain Showers likely early in the evening. Breezy. Lows in the mid 20s. North Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 70 percent.

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Roscoe Temperature Statistics

March Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 1 March, 2026

    10.4 °F

  • Average March

    38.3 °F

  • Highest 21 March, 2026

    77 °F

Climate (2021–Present)

Janesville-Rock County (14.3 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.4 °F
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