Crater Lake Weather Forecast

    • 63
    • 77

    Sunny

    • 61
    • 78

    Mostly Sunny

    • 58
    • 71

    Partly Sunny

    • 57
    • 69

    Partly Sunny

    • 54
    • 63

    Slight Chance Thunderstorms

    • 53
    • 56

    Chance Rain

Today 2 Sep Cascades of Whatcom and Skagit Counties

Sunny, haze. Freezing level near 15000 feet.

Tonight 2 Sep Cascades of Whatcom and Skagit Counties

Clear, haze. Freezing level near 15500 feet.

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Crater Lake Temperature Statistics

September Temperature

Arlington Municipal Airport (41 miles)

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  • Average September

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Climate (2020–Present)

Arlington Municipal Airport (41 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    59.7 °F
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