Roscoe Weather Forecast

    • 33
    • 53

    Chance Rain Showers

    • 35
    • 52

    Slight Chance Rain Showers

    • 21
    • 47

    Partly Sunny

    • 33
    • 43

    Slight Chance Rain/Snow

    • 48
    • 64

    Chance Rain Showers

    • 43
    • 61

    Chance Rain Showers

Today 4 Apr Winnebago

Cloudy. A slight chance of Showers early in the morning. Breezy. Highs in the lower 50s. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 4 Apr Winnebago

Mostly cloudy and breezy. Lows in the lower 30s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Real-Time

Roscoe Temperature Statistics

April Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 1 April, 2026

    33.8 °F

  • Average April

    37.3 °F

  • Highest 1 April, 2026

    42.8 °F

Climate (2021–Present)

Janesville-Rock County (14.3 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    60.4 °F
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