Granite Bay Weather Forecast

    • 33
    • 52

    Chance Rain

    • 33
    • 57

    Slight Chance Rain/Snow

    • 34
    • 55

    Mostly Cloudy

    • 31
    • 55

    Partly Sunny

    • 33
    • 60

    Partly Sunny

    • 39
    • 57

    Mostly Cloudy

Today 22 Apr Northern Cook/Northern Lake

Partly sunny in the Morning, then mostly cloudy with a chance of rain in the afternoon. Highs in the upper 40s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 22 Apr Northern Cook/Northern Lake

Mostly cloudy. A chance of rain in the Evening, then a slight chance of rain and freezing rain after midnight. Patchy fog after midnight. Lows in the lower 30s. Southeast Winds 5 to 10 Mph. Chance of precipitation 50 percent.

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  • Temperature Real-Time

Granite Bay Temperature Statistics

April Temperature

Grand Marais/Cook County Airport (28.6 miles)

  • Lowest 8 April, 2025

    -2.2 °F

  • Average April

    30.3 °F

  • Highest 11 April, 2025

    51.8 °F

Climate (2020–Present)

Grand Marais/Cook County Airport (28.6 miles)

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  • Average Low 2020–2025

    28.9 °F

  • Average 2020–2025

    38.2 °F

  • Average High 2020–2025

    46.8 °F
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