Semisopochnoi Island Weather Forecast

    • 35
    • 42

    Mostly Cloudy

    • 36
    • 40

    Mostly Cloudy

    • 35
    • 40

    Slight Chance Rain

    • 35
    • 40

    Partly Sunny

    • 36
    • 41

    Mostly Cloudy

    • 36
    • 41

    Mostly Cloudy

Today 3 Jun Western Aleutians

Mostly cloudy. Highs in the upper 40s. East wind 10 to 20 Mph.

Tonight 3 Jun Western Aleutians

Mostly cloudy. Lows in the upper 30s. Northeast wind 10 to 20 Mph.

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Semisopochnoi Island Temperature Statistics

June Temperature

Shemya, Eareckson AFB (236.7 miles)

  • Lowest 1 June, 2026

    40.5 °F

  • Average June

    42.7 °F

  • Highest 1 June, 2026

    45.7 °F

Climate (2021–Present)

Shemya, Eareckson AFB (236.7 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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