Cannonball Bay Weather Forecast

    • 60
    • 75

    Areas Smoke

    • 61
    • 74

    Areas Smoke

    • 59
    • 72

    Partly Sunny

    • 61
    • 72

    Partly Sunny

    • 64
    • 75

    Chance Thunderstorms

    • 64
    • 76

    Chance Thunderstorms

Today 2 Aug Southern Cook/North Shore

Mostly sunny. Areas of smoke. Highs in the upper 70s. West Winds 5 to 10 Mph.

Tonight 2 Aug Southern Cook/North Shore

Partly cloudy. Areas of smoke. Lows in the mid 50s. Northwest Winds around 5 Mph.

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Cannonball Bay Temperature Statistics

August Temperature

Grand Marais, The Bay of Grand Marais (24.2 miles)

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  • Average August

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Climate (2020–Present)

Grand Marais, The Bay of Grand Marais (24.2 miles)

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  • Average Low 2020–2025

    33.8 °F
  • Average 2020–2025

    41.2 °F
  • Average High 2020–2025

    48.3 °F
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