Lake Superior Weather Forecast

    • 51
    • 57

    Increasing Clouds

    • 57
    • 65

    Rain Showers

    • 56
    • 65

    Rain Showers

    • 54
    • 62

    Mostly Cloudy

    • 55
    • 64

    Partly Sunny

    • 60
    • 69

    Chance Rain Showers

    • 58
    • 69

    Partly Sunny

Today 7 Sep Marquette

Partly cloudy. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 7 Sep Marquette

Mostly clear. Lows around 40. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Superior Temperature Statistics

September Temperature

Houghton County Memorial Airport (28.6 miles)

  • Lowest 4 September, 2025

    44.1 °F

  • Average September

    56.3 °F

  • Highest 1 September, 2025

    78.1 °F

Climate (2020–Present)

Houghton County Memorial Airport (28.6 miles)

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  • Average Low 2020–2025

    35.9 °F

  • Average 2020–2025

    44.1 °F

  • Average High 2020–2025

    52.1 °F
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