Perry Island (South Bay) Weather Forecast

    • 24
    • 30

    Sunny

    • 24
    • 31

    Sunny

    • 26
    • 33

    Mostly Sunny

    • 27
    • 33

    Mostly Cloudy

    • 29
    • 35

    Snow Likely

    • 28
    • 38

    Chance Rain/Snow

Today 26 Mar West Prince William Sound & Whittier

Sunny. Highs near 30. North wind 10 to 15 Mph.

Tonight 26 Mar West Prince William Sound & Whittier

Clear. Lows 19 to 29. North wind 10 to 20 Mph with Gusts to 30 Mph.

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  • Temperature Real-Time

Perry Island (South Bay) Temperature Statistics

March Temperature

Portage, Portage Glacier (31.1 miles)

  • Lowest 2 March, 2026

    -11.9 °F

  • Average March

    12.2 °F

  • Highest 6 March, 2026

    37 °F

Climate (2021–Present)

Portage, Portage Glacier (31.1 miles)

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  • Average Low 2021–2026

    32.4 °F

  • Average 2021–2026

    38.2 °F

  • Average High 2021–2026

    43.8 °F
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