Hat Island Weather Forecast

    • 60
    • 75

    Increasing Clouds

    • 57
    • 69

    Partly Sunny

    • 56
    • 67

    Partly Sunny

    • 56
    • 66

    Mostly Cloudy

    • 55
    • 64

    Chance Rain

    • 55
    • 63

    Slight Chance Rain

Today 22 Jul Lowlands of Western Skagit and Northwestern Snohomish Counties

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

Tonight 22 Jul Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s to mid 60s. West wind to 10 Mph becoming southeast after midnight.

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Hat Island Temperature Statistics

July Temperature

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

  • Lowest 2 July, 2026

    46.4 °F

  • Average July

    61.1 °F

  • Highest 6 July, 2026

    78.8 °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

    51.3 °F

  • Average High 2021–2026

    59.4 °F
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