Amchitka Island - Constantine Harbor Weather Forecast

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    Mostly Cloudy

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    Mostly Cloudy

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    Mostly Cloudy

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    Mostly Cloudy

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    Mostly Cloudy

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    Chance Rain Showers

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    Chance Rain Showers

Today 29 May Western Aleutians

Partly sunny. Highs in the lower 40s. Northwest wind 10 to 15 Mph in the morning becoming light.

Tonight 29 May Western Aleutians

Mostly cloudy. A slight chance of rain after midnight. Lows in the upper 30s. East wind 10 to 15 Mph.

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  • Temperature Real-Time

Amchitka Island - Constantine Harbor Temperature Statistics

May Temperature

Shemya, Eareckson AFB (237.4 miles)

  • Lowest 2 May, 2026

    32.2 °F

  • Average May

    40 °F

  • Highest 18 May, 2026

    45.9 °F

Climate (2021–Present)

Shemya, Eareckson AFB (237.4 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    41.1 °F

  • Average High 2021–2026

    43.7 °F
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