Trapper Lake Weather Forecast

    • 51
    • 67

    Mostly Sunny

    • 49
    • 65

    Mostly Sunny

    • 45
    • 59

    Partly Sunny

    • 45
    • 60

    Partly Sunny

    • 47
    • 63

    Mostly Sunny

    • 52
    • 69

    Mostly Sunny

Today 23 Jul Western Chelan County

Sunny. Highs in the lower 80s to lower 90s. Gusts up to 20 Mph in the afternoon.

Tonight 23 Jul Western Chelan County

Mostly clear. Lows in the mid 50s to mid 60s. Gusts up to 20 Mph in the evening.

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Trapper Lake Temperature Statistics

July Temperature

Arlington Municipal Airport (56.5 miles)

  • Lowest 4 July, 2025

    46 °F

  • Average July

    64.7 °F

  • Highest 16 July, 2025

    91 °F

Climate (2020–Present)

Arlington Municipal Airport (56.5 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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