Montague Island Weather Forecast

    • 52
    • 58

    Partly Sunny

    • 53
    • 59

    Mostly Cloudy

    • 53
    • 58

    Rain Showers

    • 53
    • 58

    Chance Rain Showers

    • 54
    • 57

    Rain Showers Likely

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    • 57

    Rain Showers Likely

Today 9 Aug West Prince William Sound & Whittier

Partly cloudy. Areas of fog in the morning. Highs near 60. Light Winds.

Tonight 9 Aug West Prince William Sound & Whittier

Partly cloudy. Areas of fog after midnight. Lows in the lower 50s. Light Winds becoming variable 10 Mph after midnight.

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Montague Island Temperature Statistics

August Temperature

Middleton Island Airport (59.7 miles)

  • Lowest 2 August, 2026

    51.1 °F

  • Average August

    54.6 °F

  • Highest 6 August, 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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