Roscoe Weather Forecast

    • 26
    • 32

    Snow Likely

    • 6
    • 37

    Slight Chance Snow Showers

    • 18
    • 23

    Mostly Cloudy

    • 23
    • 36

    Partly Sunny

    • 30
    • 44

    Partly Sunny

    • 29
    • 44

    Mostly Cloudy

Today 5 Feb Winnebago

Cloudy. Scattered snow Showers in the morning. Little or no snow accumulation. Highs in the lower 30s. Southwest Winds 5 to 10 Mph, increasing to 10 to 15 Mph with Gusts up to 25 Mph in the afternoon. Chance of precipitation 50 percent.

Tonight 5 Feb Winnebago

Mostly cloudy. A chance of snow Showers and sleet after midnight. A slight chance of freezing rain late. Near steady temperature in the upper 20s. West Winds 5 to 10 Mph. Chance of precipitation 30 percent.

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Roscoe Temperature Statistics

February Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 1 February, 2026

    -0.4 °F

  • Average February

    16.6 °F

  • Highest 1 February, 2026

    28.4 °F

Climate (2021–Present)

Janesville-Rock County (14.3 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    48.6 °F

  • Average High 2021–2026

    60.1 °F
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