Perry Island Weather Forecast

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    Rain Showers

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    Rain Showers

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    Rain Likely

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    Rain

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    Rain Showers

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    Rain Showers

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    Rain Showers

Today 30 Sep West Prince William Sound & Whittier

Numerous rain Showers in the Morning, then widespread rain Showers in the afternoon. Highs in the mid 40s. Variable wind 10 Mph with Gusts to 20 Mph shifting to the variable 10 Mph in the afternoon.

Tonight 30 Sep West Prince William Sound & Whittier

Mostly cloudy in the evening then becoming partly cloudy. Scattered rain Showers. Lows around 40. Variable wind 10 Mph with Gusts to 25 Mph.

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Perry Island Temperature Statistics

September Temperature

Portage, Portage Glacier (30.4 miles)

  • Lowest 24 September, 2026

    30 °F

  • Average September

    49.3 °F

  • Highest 11 September, 2026

    68 °F

Climate (2021–2026)

Portage, Portage Glacier (30.4 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    38.2 °F

  • Average High 2021–2026

    43.8 °F
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