Hat Island Weather Forecast

    • 53
    • 59

    Decreasing Clouds

    • 52
    • 58

    Mostly Cloudy

    • 52
    • 59

    Partly Sunny

    • 53
    • 60

    Mostly Cloudy

    • 51
    • 57

    Chance Rain

    • 48
    • 55

    Partly Sunny

Today 5 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly sunny. Highs in the 60s. Light wind.

Tonight 5 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows near 50. Light wind.

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Hat Island Temperature Statistics

October Temperature

Burlington/Mount Vernon, Skagit Regional Airport (6.8 miles)

  • Lowest 1 October, 2026

    48.2 °F

  • Average October

    57.6 °F

  • Highest 2 October, 2026

    69.8 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (6.8 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.2 °F
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