Lighthouse Island Weather Forecast

    • 41
    • 56

    Mostly Sunny

    • 42
    • 53

    Sunny

    • 47
    • 59

    Mostly Sunny

    • 50
    • 65

    Partly Sunny

    • 47
    • 63

    Chance Rain Showers

    • 44
    • 59

    Chance Rain Showers

    • 45
    • 57

    Partly Sunny

Today 31 May Marquette

Sunny. Northeast Winds 5 to 10 Mph.

Tonight 31 May Marquette

Clear. Lows in the lower 40s. Light northeast Winds, becoming north after midnight.

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Lighthouse Island Temperature Statistics

May Temperature

Houghton County Memorial Airport (26.7 miles)

  • Lowest 8 May, 2026

    28 °F

  • Average May

    49.1 °F

  • Highest 15 May, 2026

    82.9 °F

Climate (2021–Present)

Houghton County Memorial Airport (26.7 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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