Smith Island Weather Forecast

    • 41
    • 43

    Mostly Cloudy

    • 42
    • 45

    Partly Sunny

    • 40
    • 47

    Rain Showers

    • 41
    • 44

    Rain Showers

    • 41
    • 44

    Rain Showers

    • 42
    • 45

    Chance Rain Showers

    • 43
    • 46

    Chance Rain Showers

Today 23 May West Prince William Sound & Whittier

Cloudy with a chance of rain Showers. Highs in the mid 40s. Variable wind 10 Mph.

Tonight 23 May West Prince William Sound & Whittier

Mostly cloudy with a slight chance of rain Showers. Lows around 40. Variable wind 10 Mph.

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Smith Island Temperature Statistics

May Temperature

Portage, Portage Glacier (54.1 miles)

  • Lowest 9 May, 2026

    32 °F

  • Average May

    40.9 °F

  • Highest 14 May, 2026

    52 °F

Climate (2021–Present)

Portage, Portage Glacier (54.1 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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