Guemes Island Weather Forecast

    • 55
    • 73

    Increasing Clouds

    • 54
    • 72

    Partly Sunny

    • 55
    • 71

    Partly Sunny

    • 55
    • 73

    Mostly Sunny

    • 55
    • 74

    Partly Sunny

    • 54
    • 73

    Partly Sunny

Today 7 Aug Lowlands of Western Skagit and Northwestern Snohomish Counties

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

Tonight 7 Aug Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy. Lows in the 50s. West wind to 10 Mph in the evening becoming light.

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Guemes Island Temperature Statistics

August Temperature

Burlington/Mount Vernon, Skagit Regional Airport (9.9 miles)

  • Lowest 3 August, 2026

    50 °F

  • Average August

    61.2 °F

  • Highest 4 August, 2026

    75.2 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.3 °F
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