Mirror Lake Weather Forecast

    • 68
    • 92

    Slight Chance Thunderstorms

    • 67
    • 89

    Chance Rain Showers

    • 64
    • 85

    Chance Thunderstorms

    • 63
    • 83

    Chance Thunderstorms

    • 64
    • 84

    Slight Chance Thunderstorms

    • 63
    • 84

    Partly Sunny

Today 31 Aug Waupaca

Hot and humid. Partly cloudy. Highs in the lower 90s. Southwest wind 5 to 10 Mph. Heat indices to 98.

Tonight 31 Aug Waupaca

Muggy. Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Patchy fog after midnight. Lows in the upper 60s. Light and variable wind. Chance of rain 20 percent. Highest heat index Readings to 96 in the evening.

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Mirror Lake Temperature Statistics

August Temperature

Waupaca Municipal Airport (3.1 miles)

  • Lowest 24 August, 2026

    48.2 °F

  • Average August

    70.4 °F

  • Highest 15 August, 2026

    85.6 °F

Climate (2021–2026)

Waupaca Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    58.6 °F
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