Lake Mason Weather Forecast

    • 54
    • 66

    Increasing Clouds

    • 55
    • 66

    Partly Sunny

    • 58
    • 69

    Chance Rain Showers

    • 58
    • 71

    Mostly Cloudy

    • 57
    • 67

    Partly Sunny

    • 57
    • 63

    Partly Sunny

Today 28 Jul Keweenaw

Sunny. Light south Winds.

Tonight 28 Jul Keweenaw

Partly cloudy. Patchy fog. Lows around 60. Light southwest Winds, becoming south after midnight.

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Lake Mason Temperature Statistics

July Temperature

Copper Harbor (52.8 miles)

  • Lowest 9 July, 2026

    48.9 °F

  • Average July

    64.2 °F

  • Highest 13 July, 2026

    84 °F

Climate (2021–2026)

Copper Harbor (52.8 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    44.5 °F

  • Average High 2021–2026

    50.6 °F
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