Newhalem Weather Forecast

    • 51
    • 71

    Increasing Clouds

    • 51
    • 68

    Decreasing Clouds

    • 54
    • 75

    Mostly Sunny

    • 62
    • 83

    Partly Sunny

    • 62
    • 83

    Partly Sunny

    • 61
    • 82

    Partly Sunny

    • 59
    • 80

    Mostly Sunny

Today 17 Jul Foothills and Valleys of the North Cascades

Partly sunny until late afternoon then becoming sunny. Highs in the 70s. South wind to 10 Mph becoming southwest in the afternoon.

Tonight 17 Jul Foothills and Valleys of the North Cascades

Partly cloudy. Lows in the lower to mid 50s. Light wind.

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Newhalem Temperature Statistics

July Temperature

Arlington Municipal Airport (54.7 miles)

  • Lowest 13 July, 2026

    44.6 °F

  • Average July

    62.1 °F

  • Highest 6 July, 2026

    81 °F

Climate (2021–2026)

Arlington Municipal Airport (54.7 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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