Roscoe Weather Forecast

    • 31
    • 43

    Chance Snow Showers

    • 47
    • 66

    Rain Showers

    • 43
    • 63

    Rain Showers Likely

    • 36
    • 57

    Slight Chance Rain Showers

    • 50
    • 60

    Chance Rain Showers

    • 61
    • 73

    Rain Showers Likely

Today 7 Apr Winnebago

Mostly sunny. Highs in the mid 40s. East Winds 5 to 10 Mph, becoming southeast in the afternoon.

Tonight 7 Apr Winnebago

Partly cloudy in the Evening, then becoming mostly cloudy. A slight chance of snow Showers late in the evening. A chance of snow and rain Showers after Midnight, then a slight chance of rain Showers late. Lows in the lower 30s. Southeast Winds 10 to 15 Mph. Gusts up to 25 Mph after midnight. Chance of precipitation 40 percent.

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Roscoe Temperature Statistics

April Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 1 April, 2026

    33.8 °F

  • Average April

    41.7 °F

  • Highest 2 April, 2026

    66.2 °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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