Round Lake Weather Forecast

    • -6
    • 22

    Slight Chance Snow

    • -4
    • 10

    Cold

    • 11
    • 21

    Chance Snow

    • 3
    • 23

    Slight Chance Snow

    • 2
    • 22

    Mostly Cloudy

    • -11
    • 10

    Chance Snow

Today 18 Jan Lake

Mostly cloudy with a 50 percent chance of snow. Areas of blowing snow. Little or no snow accumulation. Very windy and not as cool with Highs in the lower 20s. Temperature falling to around 12. Northwest Winds 30 to 40 Mph with Gusts up to 50 Mph. Wind chill Values as low as 15 below.

Tonight 18 Jan Lake

Mostly cloudy in the Evening, then becoming partly cloudy. Patchy blowing snow in the evening. Windy, cold with Lows around 7 below. Northwest Winds 20 to 30 Mph with Gusts up to 45 Mph, Diminishing to 15 to 20 Mph with Gusts up to 30 Mph after midnight. Wind chill Values as low as 27 below.

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Round Lake Temperature Statistics

January Temperature

Madison Municipal Airport (7.5 miles)

  • Lowest 16 January, 2026

    3.2 °F

  • Average January

    26.8 °F

  • Highest 12 January, 2026

    51.8 °F

Climate (2021–Present)

Madison Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    57.9 °F
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