Portage Lake Weather Forecast

    • 43
    • 63

    Partly Sunny

    • 45
    • 73

    Mostly Sunny

    • 44
    • 65

    Mostly Sunny

    • 48
    • 69

    Mostly Sunny

    • 53
    • 76

    Mostly Sunny

Today 30 May Houghton

Sunny. East Winds 10 to 15 Mph.

Tonight 30 May Houghton

Clear. Lows in the mid 40s. East Winds 5 to 10 Mph, becoming light south after midnight.

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Portage Lake Temperature Statistics

May Temperature

Houghton County Memorial Airport (6.2 miles)

  • Lowest 8 May, 2026

    28 °F

  • Average May

    48.6 °F

  • Highest 15 May, 2026

    82.9 °F

Climate (2021–Present)

Houghton County Memorial Airport (6.2 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    44.1 °F

  • Average High 2021–2026

    52.1 °F
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