Newhalem Weather Forecast

    • 44
    • 65

    Decreasing Clouds

    • 43
    • 69

    Partly Sunny

    • 41
    • 60

    Rain Likely

    • 37
    • 51

    Rain Likely

    • 37
    • 57

    Slight Chance Rain

    • 38
    • 60

    Mostly Sunny

    • 38
    • 61

    Partly Sunny

Today 19 Apr Foothills and Valleys of the North Cascades

Mostly sunny. Highs in the upper 60s to mid 70s. East wind to 10 Mph in the morning becoming light.

Tonight 19 Apr Foothills and Valleys of the North Cascades

Partly cloudy. Lows near 50. Light wind.

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Newhalem Temperature Statistics

April Temperature

Arlington Municipal Airport (54.7 miles)

  • Lowest 8 April, 2026

    30 °F

  • Average April

    48.2 °F

  • Highest 6 April, 2026

    69.1 °F

Climate (2021–Present)

Arlington Municipal Airport (54.7 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.9 °F
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