Green Island - Gibbon Anchorage Weather Forecast

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    Rain Showers

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    Rain

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    Rain

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    Rain Showers Likely

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    Chance Rain Showers

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    Rain Showers Likely

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    Rain Showers Likely

Today 25 May West Prince William Sound & Whittier

Mostly sunny. Highs in the upper 40s. Southwest wind 10 to 20 Mph.

Tonight 25 May West Prince William Sound & Whittier

Rain Showers likely in the Evening, then widespread rain Showers after midnight. Lows in the upper 30s. Southeast wind 10 to 20 Mph. Gusts to 25 Mph increasing to 35 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Island - Gibbon Anchorage Temperature Statistics

May Temperature

Portage, Portage Glacier (59 miles)

  • Lowest 9 May, 2026

    32 °F

  • Average May

    40.8 °F

  • Highest 14 May, 2026

    52 °F

Climate (2021–Present)

Portage, Portage Glacier (59 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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