Koyuk Weather Forecast

    • 40
    • 53

    Slight Chance Rain

    • 36
    • 52

    Partly Sunny

    • 34
    • 47

    Mostly Cloudy

    • 32
    • 43

    Mostly Cloudy

    • 32
    • 42

    Mostly Cloudy

    • 31
    • 42

    Mostly Cloudy

Today 18 Sep Eastern Norton Sound and Nulato Hills

Mostly cloudy with a slight chance of rain. Highs in the lower 50s. Northeast Winds to 10 Mph.

Tonight 18 Sep Eastern Norton Sound and Nulato Hills

Mostly cloudy. Lows in the upper 30s to lower 40s. Northeast Winds to 10 Mph.

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Koyuk Temperature Statistics

September Temperature

Koyuk, Koyuk Airport (0 miles)

  • Lowest 12 September, 2025

    32 °F

  • Average September

    45.5 °F

  • Highest 7 September, 2025

    55 °F

Climate (2020–Present)

Koyuk, Koyuk Airport (0 miles)

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  • Average Low 2020–2025

    23 °F

  • Average 2020–2025

    28.7 °F

  • Average High 2020–2025

    34.4 °F
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