Chistiakof Island Weather Forecast

    • 47
    • 53

    Chance Rain

    • 57
    • 60

    Rain

    • 50
    • 57

    Rain

    • 48
    • 54

    Chance Rain Showers

    • 49
    • 55

    Chance Rain Showers

    • 49
    • 56

    Chance Rain Showers

Today 26 Aug Southern Alaska Peninsula

Mostly cloudy. A slight chance of rain in the morning. Patchy fog in the morning. Highs in the mid 50s. Variable wind 10 Mph.

Tonight 26 Aug Southern Alaska Peninsula

Mostly cloudy. A chance of rain after midnight. Lows in the mid 40s. Variable wind 10 Mph in the evening becoming light.

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Chistiakof Island Temperature Statistics

August Temperature

Port Heiden, Port Heiden Airport (1.9 miles)

  • Lowest 7 August, 2026

    44.6 °F

  • Average August

    54.5 °F

  • Highest 2 August, 2026

    64 °F

Climate (2021–2026)

Port Heiden, Port Heiden Airport (1.9 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    38.4 °F

  • Average High 2021–2026

    43.4 °F
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