Washington Harbor Weather Forecast

    • 33
    • 38

    Rain Showers Likely

    • 34
    • 39

    Mostly Cloudy

    • 35
    • 42

    Mostly Cloudy

    • 34
    • 44

    Rain Showers

    • 25
    • 37

    Chance Rain/Snow

    • 30
    • 37

    Breezy

Today 14 Apr Keweenaw

Patchy fog in the morning. Cloudy with a slight chance of rain Showers. A slight chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs 38 to 43. East Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 14 Apr Keweenaw

Mostly cloudy. Lows around 31. Light north Winds.

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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

    31.1 °F

  • Highest 5 April, 2026

    44.1 °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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