Mirror Lake State Park Weather Forecast

    • 60
    • 82

    Decreasing Clouds

    • 63
    • 82

    Chance Rain Showers

    • 58
    • 82

    Chance Rain Showers

    • 54
    • 77

    Partly Sunny

    • 57
    • 79

    Partly Sunny

    • 60
    • 80

    Chance Rain Showers

Today 16 Aug Sauk

Partly sunny. Highs in the lower 80s. Northwest Winds 5 to 15 Mph.

Tonight 16 Aug Sauk

Partly cloudy. Lows around 60. Northwest Winds up to 10 Mph.

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Mirror Lake State Park Temperature Statistics

August Temperature

Baraboo Wisconsin Dells Airport (3.1 miles)

  • Lowest 6 August, 2026

    54.7 °F

  • Average August

    69.9 °F

  • Highest 11 August, 2026

    83.3 °F

Climate (2021–2026)

Baraboo Wisconsin Dells Airport (3.1 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    58 °F
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