Perry Island Weather Forecast

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    Rain Showers

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    Rain

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    Rain

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    Rain Showers

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    Rain Showers

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    Rain Showers

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    Chance Rain Showers

Today 18 May West Prince William Sound & Whittier

Numerous rain Showers in the Morning, then widespread rain Showers in the afternoon. Highs in the lower 40s. Southeast wind 10 to 20 Mph.

Tonight 18 May West Prince William Sound & Whittier

Rain Showers likely in the Evening, then rain likely after midnight. Lows in the upper 30s. East wind 10 to 20 Mph with Gusts to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Perry Island Temperature Statistics

May Temperature

Portage, Portage Glacier (30.4 miles)

  • Lowest 9 May, 2026

    32 °F

  • Average May

    40.9 °F

  • Highest 14 May, 2026

    52 °F

Climate (2021–Present)

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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