Newhalem Weather Forecast

    • 45
    • 60

    Chance Rain

    • 40
    • 55

    Rain

    • 43
    • 55

    Chance Rain

    • 49
    • 69

    Partly Sunny

    • 50
    • 73

    Chance Rain

    • 45
    • 60

    Chance Rain

Today 24 May Foothills and Valleys of the North Cascades

Mostly sunny. Highs in the mid 60s to lower 70s. South wind to 10 Mph. Gusts to 20 Mph in the morning.

Tonight 24 May Foothills and Valleys of the North Cascades

Mostly cloudy. A slight chance of rain after midnight. Lows near 50. Light wind becoming southeast 10 to 15 Mph with Gusts to 30 Mph after midnight.

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  • Temperature Forecast NOAA

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Newhalem Temperature Statistics

May Temperature

Arlington Municipal Airport (54.7 miles)

  • Lowest 18 May, 2026

    42.1 °F

  • Average May

    56.5 °F

  • Highest 12 May, 2026

    84 °F

Climate (2021–Present)

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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