Roscoe Weather Forecast

    • -1
    • 24

    Blowing Snow

    • 15
    • 22

    Slight Chance Snow

    • 31
    • 34

    Rain/Snow

    • 10
    • 33

    Chance Snow

    • 3
    • 21

    Chance Snow

    • -4
    • 14

    Slight Chance Snow

    • -5
    • 7

    Cold

Today 7 Dec Winnebago

Mostly cloudy late in the morning then clearing. Patchy blowing and Drifting snow. Temperature falling to around 12 in the afternoon. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 7 Dec Winnebago

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 1 below. Temperature rising to around 6 above after midnight. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roscoe Temperature Statistics

December Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 4 December, 2025

    -5.8 °F

  • Average December

    17.7 °F

  • Highest 3 December, 2025

    32 °F

Climate (2020–Present)

Janesville-Rock County (14.3 miles)

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  • Average Low 2020–2025

    40.5 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    60.3 °F
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