Clover Valley Airport Weather Forecast

    • 21
    • 34

    Snow

    • 22
    • 31

    Partly Sunny

    • 29
    • 40

    Partly Sunny

    • 25
    • 44

    Chance Rain/Snow

    • 14
    • 30

    Chance Snow

    • 19
    • 27

    Chance Snow

Today 10 Jan Walworth

Colder. Patchy fog in the morning. Light snow in the morning. Chance of light snow early in the Afternoon, then light snow late in the afternoon. Snow accumulation of 1 to 2 Inches. Highs in the lower 30s. West Winds up to 10 Mph increasing to around 15 Mph with Gusts to around 30 Mph in the afternoon. Chance of snow near 100 percent.

Tonight 10 Jan Walworth

Colder. Mostly cloudy with a 40 percent chance of light snow. Lows around 18. Northwest Winds 15 to 20 Mph.

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Clover Valley Airport Temperature Statistics

January Temperature

Janesville-Rock County (20.5 miles)

  • Lowest 1 January, 2026

    8.6 °F

  • Average January

    25.9 °F

  • Highest 6 January, 2026

    39.2 °F

Climate (2021–Present)

Janesville-Rock County (20.5 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.2 °F
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