Katmai National Park Weather Forecast

    • -11
    • 7

    Cold

    • -11
    • -3

    Cold

    • 6
    • 13

    Chance Snow

    • 18
    • 23

    Chance Snow

    • 12
    • 25

    Chance Snow

    • -5
    • 20

    Chance Snow

    • -14
    • 4

    Chance Snow

Today 20 Dec Lake Iliamna / Nila Vena / Nanvarpak

Sunny. Highs 5 to 15 above. Northwest wind 10 to 20 Mph.

Tonight 20 Dec Lake Iliamna / Nila Vena / Nanvarpak

Clear. Lows 5 below to 10 below. Northwest wind 10 to 20 Mph.

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Katmai National Park Temperature Statistics

December Temperature

Igiugig (32.3 miles)

  • Lowest 10 December, 2025

    -6 °F

  • Average December

    13.3 °F

  • Highest 2 December, 2025

    43 °F

Climate (2020–Present)

Igiugig (32.3 miles)

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  • Average Low 2020–2025

    29.5 °F

  • Average 2020–2025

    36 °F

  • Average High 2020–2025

    42.3 °F
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