Agate Harbor Weather Forecast

    • 48
    • 59

    Mostly Sunny

    • 52
    • 62

    Chance Rain Showers

    • 48
    • 62

    Chance Rain Showers

    • 50
    • 62

    Mostly Cloudy

    • 53
    • 66

    Chance Rain Showers

    • 53
    • 70

    Chance Rain Showers

    • 53
    • 67

    Slight Chance Thunderstorms

Today 6 Jul Keweenaw

Sunny. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 6 Jul Keweenaw

Mostly clear. Lows in the lower 50s. Northwest Winds 5 to 10 Mph, becoming light north after midnight.

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Agate Harbor Temperature Statistics

July Temperature

Copper Harbor (8.7 miles)

  • Lowest 3 July, 2025

    52 °F

  • Average July

    64.2 °F

  • Highest 4 July, 2025

    82.9 °F

Climate (2020–Present)

Copper Harbor (8.7 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    44.6 °F

  • Average High 2020–2025

    50.8 °F
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