Cypress Island - Secret Harbor Weather Forecast

    • 47
    • 58

    Increasing Clouds

    • 44
    • 56

    Mostly Cloudy

    • 46
    • 59

    Mostly Sunny

    • 48
    • 62

    Partly Sunny

    • 47
    • 60

    Mostly Cloudy

    • 49
    • 63

    Partly Sunny

Today 27 Apr Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly sunny then becoming partly sunny in the late morning and early afternoon then becoming mostly sunny. Highs in the upper 50s to mid 60s. Southeast wind to 10 Mph becoming south.

Tonight 27 Apr Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s to lower 50s. South wind to 10 Mph.

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Cypress Island - Secret Harbor Temperature Statistics

April Temperature

Burlington/Mount Vernon, Skagit Regional Airport (13.7 miles)

  • Lowest 8 April, 2026

    35.6 °F

  • Average April

    49.1 °F

  • Highest 6 April, 2026

    68 °F

Climate (2021–Present)

Burlington/Mount Vernon, Skagit Regional Airport (13.7 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.6 °F
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