Amchitka Island - Constantine Harbor Weather Forecast

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    • 43

    Rain

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    • 43

    Rain Showers

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    Rain Likely

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    Chance Rain

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    Rain Likely

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    Rain Likely

Today 19 May Western Aleutians

Rain likely in the Morning, then rain in the afternoon. Rain may be heavy at Times in the afternoon. Highs in the lower 40s. Southeast wind 10 to 25 Mph.

Tonight 19 May Western Aleutians

Rain in the Evening, then rain likely after midnight. Rain may be heavy at Times in the evening. Lows in the upper 30s. South wind 20 to 35 Mph.

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Amchitka Island - Constantine Harbor Temperature Statistics

May Temperature

Shemya, Eareckson AFB (237.4 miles)

  • Lowest 2 May, 2025

    33.1 °F
  • Average May

    39.8 °F
  • Highest 13 May, 2025

    100.6 °F

Climate (2020–Present)

Shemya, Eareckson AFB (237.4 miles)

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  • Average Low 2020–2025

    38.2 °F
  • Average 2020–2025

    40.7 °F
  • Average High 2020–2025

    43.3 °F
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