Augustine Island Weather Forecast

    • 12
    • 17

    Decreasing Clouds

    • 11
    • 16

    Mostly Sunny

    • 1
    • 12

    Blustery

    • 8
    • 12

    Blustery

    • 15
    • 20

    Chance Snow

    • 9
    • 20

    Chance Snow

Today 19 Dec Tyonek

Mostly sunny. Highs around 15. Light Winds.

Tonight 19 Dec Tyonek

Clear. Lows around 8 above. Northwest wind 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Augustine Island Temperature Statistics

December Temperature

Iliamna, Iliamna Airport (57.2 miles)

  • Lowest 10 December, 2025

    -2 °F

  • Average December

    15.2 °F

  • Highest 2 December, 2025

    46 °F

Climate (2020–Present)

Iliamna, Iliamna Airport (57.2 miles)

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  • Average Low 2020–2025

    30.7 °F

  • Average 2020–2025

    36.8 °F

  • Average High 2020–2025

    42.5 °F
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