Chistiakof Island Weather Forecast

    • 36
    • 43

    Rain/Snow Likely

    • 34
    • 41

    Chance Rain/Snow

    • 37
    • 45

    Mostly Cloudy

    • 40
    • 50

    Mostly Cloudy

    • 43
    • 53

    Mostly Cloudy

    • 46
    • 55

    Mostly Cloudy

Today 27 May Central Alaska Peninsula

Mostly cloudy. A chance of rain and snow in the Morning, then a chance of rain in the afternoon. Highs in the mid 40s. West wind 10 to 15 Mph.

Tonight 27 May Central Alaska Peninsula

A chance of rain and snow likely in the Evening, then rain and snow likely after midnight. Little or no snow accumulation. Lows in the mid 30s. West wind 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chistiakof Island Temperature Statistics

May Temperature

Port Heiden, Port Heiden Airport (1.9 miles)

  • Lowest 7 May, 2026

    19.9 °F

  • Average May

    38.2 °F

  • Highest 20 May, 2026

    53.1 °F

Climate (2021–Present)

Port Heiden, Port Heiden Airport (1.9 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    38.6 °F

  • Average High 2021–2026

    43.6 °F
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