Washington Harbor Weather Forecast

    • 56
    • 74

    Chance Thunderstorms

    • 56
    • 74

    Rain Showers

    • 53
    • 71

    Partly Sunny

    • 52
    • 70

    Partly Sunny

    • 52
    • 70

    Chance Rain Showers

    • 53
    • 72

    Slight Chance Thunderstorms

Today 4 Jul Keweenaw

Very warm. Partly cloudy with isolated Showers and Thunderstorms. Highs 80 to 85. Inland, light southeast Winds, becoming south 5 to 10 Mph in the afternoon. Near the Shore, south Winds 5 to 15 Mph. Chance of rain 20 percent.

Tonight 4 Jul Keweenaw

Mostly clear. Haze. Near steady temperature in the upper 50s. South Winds 5 to 15 Mph.

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Washington Harbor Temperature Statistics

July Temperature

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

  • Lowest 1 July, 2025

    48.9 °F

  • Average July

    65 °F

  • Highest 1 July, 2025

    81 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    33.8 °F

  • Average 2020–2025

    41.2 °F

  • Average High 2020–2025

    48.3 °F
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