Heart Lake Weather Forecast

    • 65
    • 85

    Becoming Sunny

    • 73
    • 90

    Partly Sunny

    • 66
    • 91

    Rain Showers Likely

    • 63
    • 86

    Slight Chance Thunderstorms

    • 64
    • 88

    Partly Sunny

    • 64
    • 89

    Partly Sunny

Today 22 Jul Lake

Sunny. Highs in the mid 80s. South Winds 5 to 10 Mph.

Tonight 22 Jul Lake

Mostly clear. Lows in the mid 50s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heart Lake Temperature Statistics

July Temperature

Manistee County - Blacker Airport (19.3 miles)

  • Lowest 18 July, 2025

    46.9 °F

  • Average July

    69.2 °F

  • Highest 5 July, 2025

    88 °F

Climate (2020–Present)

Manistee County - Blacker Airport (19.3 miles)

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  • Average Low 2020–2025

    38.4 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    56.1 °F
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