Portage Bay Weather Forecast

    • 14
    • 24

    Chance Snow Showers

    • 21
    • 37

    Partly Sunny

    • 12
    • 32

    Mostly Cloudy

    • 19
    • 27

    Snow Showers Likely

    • 16
    • 35

    Chance Snow Showers

    • 8
    • 25

    Mostly Cloudy

Today 29 Jan Delta

Mostly cloudy. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 29 Jan Delta

Partly cloudy in the Evening, then cloudy with a slight chance of snow Showers after midnight. Lows around 11. West Winds 5 to 10 Mph, becoming southwest after midnight. Chance of snow 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portage Bay Temperature Statistics

January Temperature

Manistique, Schoolcraft County Airport (23 miles)

  • Lowest 21 January, 2025

    -12.6 °F

  • Average January

    17.9 °F

  • Highest 17 January, 2025

    37.4 °F

Climate (2020–Present)

Manistique, Schoolcraft County Airport (23 miles)

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  • Average Low 2020–2025

    35.1 °F

  • Average 2020–2025

    43.7 °F

  • Average High 2020–2025

    51.4 °F
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