Saint Johns Lake Weather Forecast

    • 25
    • 44

    Partly Sunny

    • 34
    • 51

    Mostly Cloudy

    • 36
    • 55

    Mostly Sunny

    • 35
    • 54

    Slight Chance Rain Showers

    • 35
    • 51

    Chance Rain Showers

    • 33
    • 50

    Chance Rain Showers

Today 24 Oct Baraga

Partly cloudy. Highs around 45. Northwest Winds 5 to 10 Mph, becoming light west in the afternoon.

Tonight 24 Oct Baraga

Partly cloudy. Lows around 26 inland to around 34 at the shore. Light south Winds.

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Saint Johns Lake Temperature Statistics

October Temperature

Marquette, Sawyer International Airport (34.8 miles)

  • Lowest 9 October, 2025

    28.4 °F

  • Average October

    51.8 °F

  • Highest 4 October, 2025

    84.2 °F

Climate (2020–Present)

Marquette, Sawyer International Airport (34.8 miles)

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  • Average Low 2020–2025

    33.3 °F

  • Average 2020–2025

    41.1 °F

  • Average High 2020–2025

    51.3 °F
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