Lake Upson Weather Forecast

    • 55
    • 78

    Rain Showers Likely

    • 51
    • 69

    Becoming Sunny

    • 54
    • 72

    Chance Rain Showers

    • 52
    • 71

    Chance Rain Showers

    • 53
    • 71

    Mostly Cloudy

    • 56
    • 76

    Partly Sunny

    • 54
    • 76

    Chance Rain Showers

Today 5 Jul Keweenaw

Showers with a chance of Thunderstorms. Patchy fog. Locally heavy rainfall possible. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 100 percent.

Tonight 5 Jul Keweenaw

Mostly cloudy with a slight chance of Showers this Evening, then partly cloudy. Patchy fog. Lows in the mid 50s. North Winds 5 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Upson Temperature Statistics

July Temperature

Copper Harbor (7.5 miles)

  • Lowest 3 July, 2025

    52 °F

  • Average July

    62.9 °F

  • Highest 1 July, 2025

    75 °F

Climate (2020–Present)

Copper Harbor (7.5 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    44.6 °F

  • Average High 2020–2025

    50.8 °F
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