Montague Island Weather Forecast

    • 50
    • 59

    Increasing Clouds

    • 52
    • 53

    Rain Likely

    • 50
    • 53

    Chance Rain

    • 51
    • 57

    Partly Sunny

    • 51
    • 57

    Mostly Cloudy

    • 51
    • 57

    Mostly Cloudy

Today 26 Jul West Prince William Sound & Whittier

Mostly sunny. Highs in the upper 50s to mid 60s. West wind 15 Mph.

Tonight 26 Jul West Prince William Sound & Whittier

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s. Variable wind 10 Mph.

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Montague Island Temperature Statistics

July Temperature

Middleton Island Airport (59.7 miles)

  • Lowest 1 July, 2026

    46.9 °F

  • Average July

    51.5 °F

  • Highest 10 July, 2026

    59 °F

Climate (2021–2026)

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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