Lake Upson Weather Forecast

    • 6
    • 19

    Blustery

    • -8
    • 8

    Blustery

    • -5
    • 0

    Blustery

    • -2
    • 6

    Slight Chance Snow Showers

    • 6
    • 12

    Slight Chance Snow Showers

    • 10
    • 16

    Slight Chance Snow Showers

Today 21 Jan Keweenaw

Cloudy. A chance of snow Showers in the Morning, then snow Showers likely in the afternoon. Snow accumulation of 1 to 3 Inches. Highs 14 to 19. Southwest Winds 5 to 10 Mph, becoming northwest 5 to 15 Mph in the afternoon. Chance of snow 70 percent.

Tonight 21 Jan Keweenaw

Snow Showers likely. Snow accumulation of 1 to 3 Inches. Lows around 2 below inland to around 5 above at the shore. Northwest Winds 10 to 20 Mph with Gusts up to 35 Mph. Chance of snow 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Upson Temperature Statistics

January Temperature

Copper Harbor (7.5 miles)

  • Lowest 1 January, 2026

    10 °F

  • Average January

    23.9 °F

  • Highest 13 January, 2026

    37 °F

Climate (2021–Present)

Copper Harbor (7.5 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    44.8 °F

  • Average High 2021–2026

    51 °F
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