Mirror Lake State Park Weather Forecast

    • 35
    • 54

    Mostly Cloudy

    • 46
    • 67

    Mostly Cloudy

    • 24
    • 66

    Chance Rain

    • 25
    • 44

    Mostly Sunny

    • 34
    • 54

    Partly Sunny

    • 41
    • 61

    Partly Sunny

    • 43
    • 66

    Partly Sunny

Today 24 Mar Sauk

Partly sunny. South Winds 5 to 10 Mph.

Tonight 24 Mar Sauk

Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 30s. South Winds up to 5 Mph.

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Mirror Lake State Park Temperature Statistics

March Temperature

Baraboo Wisconsin Dells Airport (3.1 miles)

  • Lowest 1 March, 2026

    7.2 °F

  • Average March

    38.1 °F

  • Highest 21 March, 2026

    77.5 °F

Climate (2021–Present)

Baraboo Wisconsin Dells Airport (3.1 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    57.8 °F
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