Security Bay State Marine Park Weather Forecast

    • 52
    • 57

    Chance Rain

    • 53
    • 59

    Chance Rain

    • 53
    • 63

    Partly Sunny

    • 53
    • 64

    Mostly Sunny

    • 52
    • 64

    Partly Sunny

    • 52
    • 62

    Partly Sunny

Today 21 Aug Western Kupreanof and Kuiu Island

Mostly cloudy. Patchy fog early in the morning. Near port Alexander, slight chance of rain in the morning. Highs around 60. Northeast Winds around 10 Mph.

Tonight 21 Aug Western Kupreanof and Kuiu Island

Mostly cloudy. Chance of rain near port alexander. Lows in the lower 50s. Light Winds.

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Security Bay State Marine Park Temperature Statistics

August Temperature

Kake - Kake Airport (17.4 miles)

  • Lowest 5 August, 2025

    46 °F

  • Average August

    56.7 °F

  • Highest 6 August, 2025

    68 °F

Climate (2020–Present)

Kake - Kake Airport (17.4 miles)

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  • Average Low 2020–2025

    39 °F

  • Average 2020–2025

    44 °F

  • Average High 2020–2025

    48.8 °F
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