Perry Island Weather Forecast

    • 52
    • 63

    Decreasing Clouds

    • 52
    • 57

    Partly Sunny

    • 51
    • 56

    Mostly Cloudy

    • 52
    • 58

    Mostly Cloudy

    • 51
    • 56

    Rain Showers Likely

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    • 55

    Rain Showers

Today 10 Sep West Prince William Sound & Whittier

Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 60s. Northwest wind 10 to 25 Mph. Gusts to 40 Mph in the morning.

Tonight 10 Sep West Prince William Sound & Whittier

Mostly clear. Lows in the lower 50s. Northwest wind 10 to 20 Mph with Gusts to 30 Mph.

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  • Temperature Real-Time

Perry Island Temperature Statistics

September Temperature

Portage, Portage Glacier (30.4 miles)

  • Lowest 2 September, 2026

    30.9 °F

  • Average September

    52.3 °F

  • Highest 3 September, 2026

    66 °F

Climate (2021–2026)

Portage, Portage Glacier (30.4 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    38.1 °F

  • Average High 2021–2026

    43.7 °F
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