Saint Johns Lake Weather Forecast

    • 48
    • 74

    Increasing Clouds

    • 56
    • 79

    Mostly Sunny

    • 53
    • 81

    Rain Showers Likely

    • 53
    • 75

    Chance Rain Showers

    • 49
    • 74

    Partly Sunny

    • 50
    • 74

    Slight Chance Rain Showers

    • 50
    • 74

    Partly Sunny

Today 5 Aug Baraga

Mostly sunny. Northwest Winds 5 to 10 Mph.

Tonight 5 Aug Baraga

Mostly clear. Patchy fog. Lows in the lower 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Johns Lake Temperature Statistics

August Temperature

Marquette, Sawyer International Airport (34.8 miles)

  • Lowest 3 August, 2026

    44.6 °F

  • Average August

    61.4 °F

  • Highest 3 August, 2026

    82.4 °F

Climate (2021–2026)

Marquette, Sawyer International Airport (34.8 miles)

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  • Average Low 2021–2026

    33.1 °F

  • Average 2021–2026

    40.9 °F

  • Average High 2021–2026

    51.1 °F
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