Great Sitkin Island Weather Forecast

    • 39
    • 41

    Rain

    • 39
    • 42

    Rain

    • 37
    • 41

    Chance Rain/Snow

    • 36
    • 42

    Chance Rain

    • 37
    • 42

    Chance Rain

    • 38
    • 45

    Rain Likely

Today 13 Oct Central Aleutians

Partly sunny with scattered Showers. Highs in the upper 40s. Southwest wind 15 to 30 Mph.

Tonight 13 Oct Central Aleutians

A chance of rain in the Evening, then rain after midnight. Lows in the mid 40s. South wind 10 to 25 Mph.

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Great Sitkin Island Temperature Statistics

October Temperature

Atka, Atka Airport (80.2 miles)

  • Lowest 9 October, 2025

    37 °F

  • Average October

    48.5 °F

  • Highest 6 October, 2025

    55.9 °F

Climate (2020–Present)

Atka, Atka Airport (80.2 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    41.7 °F

  • Average High 2020–2025

    44.9 °F
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