Siskiwit Bay Weather Forecast

    • 58
    • 62

    Increasing Clouds

    • 60
    • 69

    Rain Showers

    • 54
    • 63

    Partly Sunny

    • 55
    • 62

    Chance Rain Showers

    • 55
    • 63

    Rain Showers Likely

    • 54
    • 64

    Partly Sunny

Today 10 Sep Keweenaw

Sunny. Highs in the upper 60s. Northwest Winds 5 to 10 Mph, becoming west in the afternoon.

Tonight 10 Sep Keweenaw

Mostly clear. Lows 56 to 61. South Winds 5 to 10 Mph, becoming southwest with Gusts up to 30 Mph after midnight.

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Siskiwit Bay Temperature Statistics

September Temperature

Houghton County Memorial Airport (55.9 miles)

  • Lowest 3 September, 2026

    51.1 °F

  • Average September

    65.5 °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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