Middleton Island Weather Forecast

    • 56
    • 62

    Increasing Clouds

    • 55
    • 62

    Chance Rain

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    • 61

    Chance Rain

    • 55
    • 62

    Chance Rain

    • 55
    • 62

    Chance Rain

    • 54
    • 61

    Chance Rain

Today 17 Aug West Prince William Sound & Whittier

Mostly sunny. Highs in the lower 60s. Northwest wind 15 Mph with Gusts to 25 Mph.

Tonight 17 Aug West Prince William Sound & Whittier

Partly cloudy. Lows around 50. Light Winds becoming variable 10 Mph after midnight.

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Middleton Island Temperature Statistics

August Temperature

Middleton Island Airport (0.6 miles)

  • Lowest 3 August, 2025

    53.1 °F

  • Average August

    56.7 °F

  • Highest 5 August, 2025

    62.1 °F

Climate (2020–Present)

Middleton Island Airport (0.6 miles)

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  • Average Low 2020–2025

    41.2 °F

  • Average 2020–2025

    43.7 °F

  • Average High 2020–2025

    46.4 °F
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