Katmai National Park Weather Forecast

    • 33
    • 39

    Rain Showers

    • 28
    • 37

    Chance Snow

    • 27
    • 36

    Mostly Cloudy

    • 30
    • 37

    Mostly Cloudy

    • 35
    • 42

    Rain Likely

    • 36
    • 43

    Rain Likely

Today 5 Oct Lake Iliamna / Nila Vena / Nanvarpak

Mostly cloudy with scattered rain Showers. Highs in the upper 40s. Variable wind 10 Mph.

Tonight 5 Oct Lake Iliamna / Nila Vena / Nanvarpak

Mostly cloudy with scattered rain Showers. Lows in the 30s. West wind 15 Mph.

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  • Temperature Real-Time

Katmai National Park Temperature Statistics

October Temperature

Igiugig (32.3 miles)

  • Lowest 2 October, 2026

    21.9 °F

  • Average October

    38.5 °F

  • Highest 2 October, 2026

    48 °F

Climate (2021–2026)

Igiugig (32.3 miles)

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  • Average Low 2021–2026

    28.5 °F

  • Average 2021–2026

    35.1 °F

  • Average High 2021–2026

    41.5 °F
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