Agate Harbor Weather Forecast

    • 43
    • 55

    Slight Chance Rain Showers

    • 43
    • 57

    Chance Rain Showers

    • 47
    • 57

    Mostly Cloudy

    • 47
    • 60

    Partly Sunny

    • 47
    • 60

    Partly Sunny

    • 46
    • 60

    Partly Sunny

Today 16 Jun Keweenaw

Mostly cloudy with a 20 percent chance of rain Showers. Highs around 60. Northeast Winds 5 to 10 Mph, becoming north in the afternoon.

Tonight 16 Jun Keweenaw

Partly cloudy. Lows around 45. Light southwest Winds.

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Agate Harbor Temperature Statistics

June Temperature

Copper Harbor (8.7 miles)

  • Lowest 6 June, 2026

    44.1 °F

  • Average June

    58.4 °F

  • Highest 2 June, 2026

    75.9 °F

Climate (2021–Present)

Copper Harbor (8.7 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    44.5 °F

  • Average High 2021–2026

    50.7 °F
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