Hat Island Weather Forecast

    • 56
    • 71

    Mostly Sunny

    • 57
    • 70

    Mostly Sunny

    • 55
    • 68

    Partly Sunny

    • 55
    • 67

    Partly Sunny

    • 56
    • 67

    Mostly Sunny

    • 56
    • 68

    Mostly Sunny

Today 6 Aug Lowlands of Western Skagit and Northwestern Snohomish Counties

Sunny. Highs in the 70s to lower 80s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 6 Aug Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly clear. Lows in the 50s to lower 60s. Light wind.

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Hat Island Temperature Statistics

August Temperature

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

  • Lowest 3 August, 2026

    50 °F

  • Average August

    60.7 °F

  • Highest 3 August, 2026

    71.6 °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

    51.3 °F

  • Average High 2021–2026

    59.3 °F
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