Siskiwit Bay Weather Forecast

    • 58
    • 73

    Chance Thunderstorms

    • 54
    • 68

    Partly Sunny

    • 52
    • 58

    Mostly Cloudy

    • 52
    • 57

    Partly Sunny

    • 55
    • 59

    Chance Rain Showers

    • 54
    • 60

    Chance Rain Showers

    • 53
    • 60

    Chance Rain Showers

Today 16 Sep Keweenaw

Sunny. South Winds 5 to 10 Mph.

Tonight 16 Sep Keweenaw

Mostly clear with a slight chance of Showers and Thunderstorms. Lows in the lower 60s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Siskiwit Bay Temperature Statistics

September Temperature

Houghton County Memorial Airport (55.9 miles)

  • Lowest 8 September, 2025

    42.1 °F

  • Average September

    57.6 °F

  • Highest 1 September, 2025

    78.1 °F

Climate (2020–Present)

Houghton County Memorial Airport (55.9 miles)

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  • Average Low 2020–2025

    35.9 °F

  • Average 2020–2025

    44.1 °F

  • Average High 2020–2025

    52.1 °F
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