Heart Lake Weather Forecast

    • 57
    • 78

    Chance Rain Showers

    • 60
    • 73

    Rain Showers

    • 47
    • 73

    Partly Sunny

    • 45
    • 68

    Mostly Sunny

    • 51
    • 77

    Chance Rain Showers

    • 48
    • 71

    Chance Rain Showers

Today 7 Sep Baraga

Warm. Partly cloudy. Highs 78 to 83. South Winds 5 to 10 Mph.

Tonight 7 Sep Baraga

A chance of Showers after midnight. Cloudy. Lows around 57 inland to around 63 at the shore. South Winds 5 to 15 Mph. Gusts up to 25 Mph, increasing to 35 Mph after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heart Lake Temperature Statistics

September Temperature

Marquette, Sawyer International Airport (39.8 miles)

  • Lowest 3 September, 2026

    50 °F

  • Average September

    64.8 °F

  • Highest 1 September, 2026

    89.6 °F

Climate (2021–2026)

Marquette, Sawyer International Airport (39.8 miles)

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  • Average Low 2021–2026

    33.1 °F

  • Average 2021–2026

    40.9 °F

  • Average High 2021–2026

    51 °F
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