Seal Island Weather Forecast

    • 49
    • 52

    Chance Rain

    • 48
    • 51

    Breezy

    • 46
    • 50

    Mostly Sunny

    • 45
    • 49

    Rain

    • 47
    • 51

    Rain

    • 48
    • 52

    Rain

Today 8 Oct West Prince William Sound & Whittier

Mostly cloudy with a chance of rain. Highs in the upper 40s. Light Winds becoming variable 10 Mph with Gusts to 20 Mph in the afternoon.

Tonight 8 Oct West Prince William Sound & Whittier

Mostly cloudy with a chance of rain. Lows in the lower 40s. Variable wind 10 Mph with Gusts to 25 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seal Island Temperature Statistics

October Temperature

Portage, Portage Glacier (54.1 miles)

  • Lowest 3 October, 2025

    32 °F

  • Average October

    46.1 °F

  • Highest 5 October, 2025

    53.1 °F

Climate (2020–Present)

Portage, Portage Glacier (54.1 miles)

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  • Average Low 2020–2025

    33.6 °F

  • Average 2020–2025

    39.4 °F

  • Average High 2020–2025

    45 °F
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