Harper Lake Weather Forecast

    • 49
    • 77

    Decreasing Clouds

    • 52
    • 78

    Partly Sunny

    • 61
    • 81

    Mostly Cloudy

    • 65
    • 84

    Rain Showers Likely

    • 65
    • 85

    Chance Rain Showers

    • 61
    • 86

    Slight Chance Rain Showers

Today 27 Aug Lake

Partly sunny in the morning then becoming mostly sunny. Widespread dense fog in the morning. Highs in the upper 70s. Northwest Winds around 10 Mph with Gusts to around 20 Mph.

Tonight 27 Aug Lake

Mostly clear. Lows in the upper 40s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harper Lake Temperature Statistics

August Temperature

Manistee County - Blacker Airport (16.2 miles)

  • Lowest 20 August, 2026

    48 °F

  • Average August

    68.3 °F

  • Highest 14 August, 2026

    84 °F

Climate (2021–2026)

Manistee County - Blacker Airport (16.2 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    56.1 °F
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