Montague Island Weather Forecast

    • 43
    • 47

    Mostly Cloudy

    • 44
    • 47

    Chance Rain

    • 45
    • 45

    Chance Rain

    • 48
    • 53

    Mostly Cloudy

    • 47
    • 56

    Partly Sunny

    • 44
    • 53

    Partly Sunny

    • 43
    • 51

    Partly Sunny

Today 30 May West Prince William Sound & Whittier

Mostly cloudy. A slight chance of rain in the Morning, then isolated rain Showers in the afternoon. Highs in the mid 40s. Light Winds.

Tonight 30 May West Prince William Sound & Whittier

Mostly cloudy with scattered rain Showers. Lows in the lower 40s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Montague Island Temperature Statistics

May Temperature

Middleton Island Airport (59.7 miles)

  • Lowest 7 May, 2026

    37.9 °F

  • Average May

    42.3 °F

  • Highest 23 May, 2026

    48 °F

Climate (2021–Present)

Middleton Island Airport (59.7 miles)

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  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    43.6 °F

  • Average High 2021–2026

    46.2 °F
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