Green Island - Gibbon Anchorage Weather Forecast

    • 41
    • 48

    Mostly Sunny

    • 42
    • 46

    Partly Sunny

    • 44
    • 48

    Rain

    • 43
    • 49

    Rain

    • 41
    • 47

    Rain

    • 40
    • 46

    Rain

Today 27 Oct West Prince William Sound & Whittier

Sunny. Highs in the mid 40s to lower 50s. Northwest wind 15 Mph. Gusts to 30 Mph decreasing to 20 Mph in the afternoon.

Tonight 27 Oct West Prince William Sound & Whittier

Clear. Lows in the 30s to lower 40s. Light Winds becoming variable 10 Mph after midnight.

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Green Island - Gibbon Anchorage Temperature Statistics

October Temperature

Portage, Portage Glacier (59 miles)

  • Lowest 23 October, 2026

    19.9 °F

  • Average October

    39.6 °F

  • Highest 15 October, 2026

    50 °F

Climate (2021–2026)

Portage, Portage Glacier (59 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    38.3 °F

  • Average High 2021–2026

    43.9 °F
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