Washington Harbor Weather Forecast

    • 59
    • 73

    Mostly Cloudy

    • 58
    • 72

    Partly Sunny

    • 59
    • 72

    Slight Chance Rain Showers

    • 59
    • 66

    Mostly Cloudy

    • 60
    • 73

    Chance Rain Showers

    • 57
    • 74

    Slight Chance Thunderstorms

Today 1 Sep Keweenaw

Mostly sunny. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 1 Sep Keweenaw

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 60s. West Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening.

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Washington Harbor Temperature Statistics

September Temperature

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

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Climate (2021–2026)

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

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    40.7 °F

  • Average High 2021–2026

    47.9 °F
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