Crater Lake Weather Forecast

    • 44
    • 59

    Increasing Clouds

    • 44
    • 51

    Mostly Cloudy

    • 47
    • 53

    Mostly Cloudy

    • 50
    • 56

    Chance Rain Showers

    • 51
    • 58

    Chance Rain Showers

    • 50
    • 62

    Mostly Sunny

    • 48
    • 60

    Partly Sunny

Today 18 Jul Cascades of Whatcom and Skagit Counties

Mostly sunny in the Morning, then mostly cloudy with a slight chance of Showers early in the afternoon. Mostly cloudy with a slight chance of Showers late in the afternoon. Snow level near 10500 feet.

Tonight 18 Jul Cascades of Whatcom and Skagit Counties

Mostly cloudy then becoming partly cloudy after midnight then becoming mostly cloudy. Freezing level near 12000 feet.

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Crater Lake Temperature Statistics

July Temperature

Arlington Municipal Airport (41 miles)

  • Lowest 4 July, 2025

    46 °F

  • Average July

    65.1 °F

  • Highest 16 July, 2025

    91 °F

Climate (2020–Present)

Arlington Municipal Airport (41 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    50.5 °F

  • Average High 2020–2025

    59.7 °F
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