Newhalem Weather Forecast

    • 51
    • 72

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

    • 51
    • 73

    Partly Sunny

    • 46
    • 63

    Rain Likely

    • 48
    • 67

    Mostly Sunny

    • 48
    • 66

    Slight Chance Rain

    • 45
    • 65

    Partly Sunny

Today 5 Jul Foothills and Valleys of the North Cascades

Sunny. Highs in the 70s. Light wind becoming northwest around 10 Mph in the afternoon.

Tonight 5 Jul Foothills and Valleys of the North Cascades

Mostly clear. Lows near 50. Northwest wind to 10 Mph in the evening becoming light.

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Newhalem Temperature Statistics

July Temperature

Arlington Municipal Airport (54.7 miles)

  • Lowest 2 July, 2026

    48.9 °F

  • Average July

    59.6 °F

  • Highest 3 July, 2026

    73 °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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