Newhalem Weather Forecast

    • 35
    • 47

    Slight Chance Rain Showers

    • 33
    • 51

    Sunny

    • 35
    • 54

    Mostly Sunny

    • 40
    • 54

    Chance Rain

    • 42
    • 55

    Chance Rain

    • 43
    • 62

    Partly Sunny

    • 44
    • 63

    Partly Sunny

Today 10 Oct Foothills and Valleys of the North Cascades

Mostly cloudy with a chance of rain. Highs in the lower 60s.

Tonight 10 Oct Foothills and Valleys of the North Cascades

Mostly clear. Lows near 40. Northwest wind to 10 Mph becoming northeast after midnight.

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Newhalem Temperature Statistics

October Temperature

Arlington Municipal Airport (54.7 miles)

  • Lowest 8 October, 2026

    44.1 °F

  • Average October

    56.4 °F

  • Highest 2 October, 2026

    71.1 °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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