Grand Portage Lake Weather Forecast

    • 11
    • 23

    Chance Flurries

    • 17
    • 38

    Mostly Sunny

    • 9
    • 27

    Mostly Cloudy

    • 18
    • 26

    Snow Likely

    • 9
    • 37

    Chance Snow

    • 0
    • 13

    Mostly Cloudy

Today 29 Jan Iron

Mostly sunny and much cooler. Near steady temperature in the lower 20s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 29 Jan Iron

Mostly cloudy with a 20 percent chance of snow. Lows around 12. Temperature rising to around 20 after midnight. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Portage Lake Temperature Statistics

January Temperature

Manitowish Waters Airport (8.7 miles)

  • Lowest 21 January, 2025

    -27.4 °F

  • Average January

    8.8 °F

  • Highest 17 January, 2025

    36.1 °F

Climate (2020–Present)

Manitowish Waters Airport (8.7 miles)

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  • Average Low 2020–2025

    29.8 °F

  • Average 2020–2025

    40.6 °F

  • Average High 2020–2025

    50.2 °F
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