Green Island - Gibbon Anchorage Weather Forecast

    • 36
    • 40

    Rain Likely

    • 36
    • 38

    Rain Showers

    • 37
    • 43

    Slight Chance Rain/Snow

    • 37
    • 43

    Partly Sunny

    • 37
    • 42

    Chance Rain/Snow

    • 37
    • 41

    Rain/Snow Likely

Today 11 Apr West Prince William Sound & Whittier

Partly sunny. Highs in the lower 40s. West wind 15 Mph in the morning becoming light.

Tonight 11 Apr West Prince William Sound & Whittier

Cloudy with a chance of rain and snow. Lows in the mid 30s. Light Winds becoming variable 10 Mph after midnight.

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Green Island - Gibbon Anchorage Temperature Statistics

April Temperature

Portage, Portage Glacier (59 miles)

  • Lowest 1 April, 2026

    3 °F

  • Average April

    33.2 °F

  • Highest 9 April, 2026

    46 °F

Climate (2021–Present)

Portage, Portage Glacier (59 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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