White Mound Lake Weather Forecast

    • 15
    • 20

    Increasing Clouds

    • 5
    • 35

    Partly Sunny

    • 10
    • 23

    Partly Sunny

    • 28
    • 36

    Mostly Cloudy

    • 24
    • 40

    Mostly Cloudy

    • 31
    • 40

    Mostly Cloudy

Today 19 Dec Sauk

Much Colder. Partly sunny then becoming sunny in the late morning and early afternoon then becoming partly sunny. Highs around 19. West Winds 5 to 15 Mph. Gusts up to 30 Mph in the morning.

Tonight 19 Dec Sauk

Much Colder. Breezy. Mostly cloudy. A 20 percent chance of light snow after midnight. Lows around 4. Northwest Winds 15 to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

White Mound Lake Temperature Statistics

December Temperature

Lone Rock Tri-County Regional Airport (11.2 miles)

  • Lowest 4 December, 2025

    -9.9 °F

  • Average December

    16.4 °F

  • Highest 16 December, 2025

    37 °F

Climate (2020–Present)

Lone Rock Tri-County Regional Airport (11.2 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    60.1 °F
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