Siskiwit Lake Weather Forecast

    • 38
    • 44

    Rain Showers

    • 36
    • 44

    Chance Rain Showers

    • 34
    • 40

    Partly Sunny

    • 34
    • 40

    Partly Sunny

    • 36
    • 41

    Mostly Sunny

    • 37
    • 43

    Partly Sunny

Today 27 Apr Keweenaw

A slight chance of rain Showers this Morning, then rain Showers with a slight chance of Thunderstorms this afternoon. Highs around 50. Southeast Winds 10 to 20 Mph with Gusts up to 30 Mph. Chance of rain 100 percent.

Tonight 27 Apr Keweenaw

Rain Showers with a slight chance of Thunderstorms in the Evening, then a chance of rain Showers after midnight. Lows around 39. Southeast Winds 5 to 15 Mph, becoming west 10 to 20 Mph after midnight. Chance of rain 100 percent.

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Siskiwit Lake Temperature Statistics

April Temperature

Copper Harbor (56.5 miles)

  • Lowest 7 April, 2026

    16 °F

  • Average April

    34 °F

  • Highest 17 April, 2026

    57.9 °F

Climate (2021–Present)

Copper Harbor (56.5 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    44.6 °F

  • Average High 2021–2026

    50.8 °F
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