Turtle Lake Weather Forecast

    • 55
    • 65

    Increasing Clouds

    • 46
    • 68

    Chance Rain Showers

    • 38
    • 49

    Mostly Cloudy

    • 36
    • 44

    Mostly Cloudy

    • 41
    • 45

    Chance Rain Showers

    • 44
    • 53

    Chance Rain Showers

    • 39
    • 49

    Breezy

Today 23 Oct Keweenaw

Mostly sunny. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 23 Oct Keweenaw

Cloudy. Patchy fog this evening. A slight chance of Showers after midnight. Near steady temperature in the lower 50s. South Winds 5 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Turtle Lake Temperature Statistics

October Temperature

Houghton County Memorial Airport (13.7 miles)

  • Lowest 9 October, 2026

    30.9 °F

  • Average October

    51.2 °F

  • Highest 10 October, 2026

    84.9 °F

Climate (2021–2026)

Houghton County Memorial Airport (13.7 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    43.9 °F

  • Average High 2021–2026

    51.8 °F
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