Siskiwit Lake Weather Forecast

    • -3
    • 16

    Snow Showers

    • -1
    • 1

    Slight Chance Snow Showers

    • 8
    • 12

    Mostly Cloudy

    • 0
    • 11

    Mostly Cloudy

    • -2
    • 7

    Cold

    • -9
    • 4

    Cold

Today 18 Jan Keweenaw

A chance of snow Showers in the Morning, then snow Showers in the afternoon. Cloudy. Snow accumulation around an inch. Highs 14 to 19. Southwest Winds 5 to 10 Mph, becoming west 5 to 15 Mph in the afternoon. Chance of snow 90 percent.

Tonight 18 Jan Keweenaw

Cloudy with a 50 percent chance of snow Showers. Near steady temperature around 8 above. North Winds 5 to 10 Mph.

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Siskiwit Lake Temperature Statistics

January Temperature

Copper Harbor (56.5 miles)

  • Lowest 1 January, 2026

    10 °F

  • Average January

    24.7 °F

  • Highest 13 January, 2026

    37 °F

Climate (2021–Present)

Copper Harbor (56.5 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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