Washington Harbor Weather Forecast

    • 34
    • 47

    Rain Showers Likely

    • 33
    • 42

    Mostly Cloudy

    • 32
    • 42

    Mostly Cloudy

    • 33
    • 43

    Partly Sunny

    • 36
    • 44

    Mostly Cloudy

    • 37
    • 48

    Mostly Cloudy

Today 28 Apr Keweenaw

Mostly cloudy. A chance of rain Showers in the morning. Breezy with Highs in the mid 40s. West Winds 15 to 25 Mph, becoming northwest 10 to 20 Mph in the afternoon. Gusts up to 40 Mph. Chance of rain 40 percent.

Tonight 28 Apr Keweenaw

Mostly clear. Lows around 32. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Washington Harbor Temperature Statistics

April Temperature

Grand Marais, The Bay of Grand Marais (54.1 miles)

  • Lowest 7 April, 2026

    12 °F

  • Average April

    33.3 °F

  • Highest 13 April, 2026

    51.1 °F

Climate (2021–Present)

Grand Marais, The Bay of Grand Marais (54.1 miles)

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  • Average Low 2021–2026

    33.6 °F

  • Average 2021–2026

    41.1 °F

  • Average High 2021–2026

    48.3 °F
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