Sumner Island Weather Forecast

    • 40
    • 57

    Rain Likely

    • 36
    • 50

    Chance Rain

    • 37
    • 49

    Chance Rain

    • 37
    • 49

    Mostly Cloudy

    • 38
    • 49

    Partly Sunny

    • 39
    • 49

    Partly Sunny

Today 20 Apr Western Kupreanof and Kuiu Island

Mostly clear. Highs 57 to 63. Northeast Winds around 10 Mph shifting to the northwest in the afternoon.

Tonight 20 Apr Western Kupreanof and Kuiu Island

Partly cloudy. Lows 32 to 38. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumner Island Temperature Statistics

April Temperature

Kake - Kake Airport (38.5 miles)

  • Lowest 16 April, 2024

    28 °F

  • Average April

    38.3 °F

  • Highest 17 April, 2024

    57 °F

Climate (2019–Present)

Kake - Kake Airport (38.5 miles)

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  • Average Low 2019–2024

    39.3 °F

  • Average 2019–2024

    44.3 °F

  • Average High 2019–2024

    49.1 °F
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