Newhalem Weather Forecast

    • 36
    • 41

    Rain/Snow

    • 34
    • 43

    Rain Showers Likely

    • 35
    • 48

    Partly Sunny

    • 37
    • 51

    Rain Likely

    • 38
    • 47

    Rain

    • 34
    • 44

    Rain/Snow

    • 31
    • 40

    Rain/Snow

Today 19 Oct Foothills and Valleys of the North Cascades

Rain Showers through the day. A slight chance of Thunderstorms early in the afternoon. Rainfall Amounts one to three Inches Possible, except higher Amounts possible in Thunderstorms. Highs in the 50s. South wind 10 to 20 Mph becoming southwest in the afternoon.

Tonight 19 Oct Foothills and Valleys of the North Cascades

Mostly cloudy with a chance of rain. Lows in the lower to mid 40s. West wind around 10 Mph becoming south to 10 Mph after midnight.

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Newhalem Temperature Statistics

October Temperature

Arlington Municipal Airport (54.7 miles)

  • Lowest 14 October, 2025

    28.9 °F

  • Average October

    51.5 °F

  • Highest 7 October, 2025

    73.9 °F

Climate (2020–Present)

Arlington Municipal Airport (54.7 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    59.7 °F
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