Heart Lake Weather Forecast

    • 45
    • 70

    Chance Rain Showers

    • 47
    • 65

    Rain Showers Likely

    • 42
    • 69

    Mostly Cloudy

    • 41
    • 64

    Mostly Cloudy

    • 42
    • 65

    Slight Chance Rain Showers

    • 43
    • 67

    Mostly Cloudy

Today 18 Sep Lake

Mostly sunny in the morning then becoming partly sunny. Highs in the upper 60s. Northeast Winds around 5 Mph.

Tonight 18 Sep Lake

Cloudy with a 50 percent chance of rain Showers. Lows in the mid 40s. Light Winds becoming east 5 to 10 Mph after midnight. Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heart Lake Temperature Statistics

September Temperature

Manistee County - Blacker Airport (19.3 miles)

  • Lowest 14 September, 2026

    41 °F

  • Average September

    66.3 °F

  • Highest 1 September, 2026

    86 °F

Climate (2021–2026)

Manistee County - Blacker Airport (19.3 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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