Perry Island Weather Forecast

    • 38
    • 40

    Mostly Cloudy

    • 41
    • 43

    Rain Showers

    • 39
    • 44

    Rain

    • 39
    • 45

    Partly Sunny

    • 41
    • 48

    Partly Sunny

    • 40
    • 45

    Chance Rain

    • 41
    • 45

    Chance Rain

Today 23 Oct West Prince William Sound & Whittier

Rain likely and a slight chance of snow. Highs in the mid 40s.

Tonight 23 Oct West Prince William Sound & Whittier

Mostly cloudy. Isolated rain Showers in the Evening, then a chance of rain after midnight. Lows in the mid 30s to lower 40s. Variable wind 10 Mph with Gusts to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Perry Island Temperature Statistics

October Temperature

Portage, Portage Glacier (30.4 miles)

  • Lowest 18 October, 2026

    28.9 °F

  • Average October

    40.4 °F

  • Highest 15 October, 2026

    50 °F

Climate (2021–2026)

Portage, Portage Glacier (30.4 miles)

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  • Average Low 2021–2026

    32.3 °F

  • Average 2021–2026

    38.3 °F

  • Average High 2021–2026

    43.9 °F
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