Portage Lake Weather Forecast

    • 51
    • 66

    Mostly Sunny

    • 54
    • 71

    Partly Sunny

    • 61
    • 78

    Chance Rain Showers

    • 59
    • 73

    Slight Chance Rain Showers

    • 56
    • 72

    Partly Sunny

Today 23 Aug Houghton

Partly cloudy in the Morning, then clearing. Highs around 67. North Winds 5 to 15 Mph, becoming northwest in the afternoon.

Tonight 23 Aug Houghton

Mostly clear. Near steady temperature in the lower 50s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Portage Lake Temperature Statistics

August Temperature

Houghton County Memorial Airport (6.2 miles)

  • Lowest 19 August, 2026

    50 °F

  • Average August

    65.6 °F

  • Highest 6 August, 2026

    82 °F

Climate (2021–2026)

Houghton County Memorial Airport (6.2 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    51.9 °F
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