Siskiwit Bay Weather Forecast

    • 50
    • 63

    Decreasing Clouds

    • 53
    • 54

    Partly Sunny

    • 52
    • 57

    Mostly Cloudy

    • 51
    • 56

    Mostly Cloudy

    • 51
    • 56

    Partly Sunny

    • 53
    • 58

    Partly Sunny

Today 17 Sep Keweenaw

Partly cloudy. Highs in the mid 60s. West Winds 5 to 10 Mph.

Tonight 17 Sep Keweenaw

Mostly clear. Lows around 49. Northwest Winds 5 to 10 Mph, becoming northeast after midnight.

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Siskiwit Bay Temperature Statistics

September Temperature

Houghton County Memorial Airport (55.9 miles)

  • Lowest 14 September, 2026

    37 °F

  • Average September

    63.3 °F

  • Highest 1 September, 2026

    82 °F

Climate (2021–2026)

Houghton County Memorial Airport (55.9 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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