Heart Lake Weather Forecast

    • 41
    • 71

    Becoming Sunny

    • 38
    • 70

    Partly Sunny

    • 44
    • 67

    Mostly Cloudy

    • 45
    • 70

    Partly Sunny

    • 48
    • 68

    Rain Showers Likely

    • 43
    • 64

    Chance Rain Showers

Today 25 Sep Baraga

Patchy fog in the morning. Sunny. Highs in the lower 70s. Light southwest Winds, becoming northeast in the afternoon.

Tonight 25 Sep Baraga

Clear. Patchy fog. Lows around 42 inland to around 50 at the shore. Light east Winds, becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heart Lake Temperature Statistics

September Temperature

Marquette, Sawyer International Airport (39.8 miles)

  • Lowest 19 September, 2026

    32 °F

  • Average September

    57.2 °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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