Stillaguamish River - Stanwood Weather Forecast

    • 37
    • 49

    Mostly Cloudy

    • 43
    • 52

    Rain Likely

    • 46
    • 53

    Rain

    • 46
    • 54

    Rain

    • 46
    • 56

    Rain Likely

    • 44
    • 56

    Rain Likely

Today 26 Jan Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy. Highs in the 40s. Light wind.

Tonight 26 Jan Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy. Lows in the mid 30s to lower 40s. Light wind.

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Stillaguamish River - Stanwood Temperature Statistics

January Temperature

Arlington Municipal Airport (10.6 miles)

  • Lowest 21 January, 2026

    21 °F

  • Average January

    40.8 °F

  • Highest 13 January, 2026

    57.9 °F

Climate (2021–Present)

Arlington Municipal Airport (10.6 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    59.8 °F
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