Cypress Island - Secret Harbor Weather Forecast

    • 41
    • 51

    Increasing Clouds

    • 41
    • 52

    Mostly Cloudy

    • 47
    • 57

    Chance Rain

    • 46
    • 58

    Slight Chance Rain

    • 48
    • 58

    Mostly Cloudy

    • 47
    • 57

    Chance Rain

Today 16 Apr Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly sunny until late afternoon then becoming sunny. Highs in the 50s. Light wind becoming southwest to 10 Mph in the afternoon.

Tonight 16 Apr Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly clear in the evening then becoming mostly cloudy. Lows in the upper 30s to mid 40s. Southwest wind to 10 Mph becoming south with Gusts to 20 Mph after midnight.

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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

    49.2 °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

    51.4 °F

  • Average High 2021–2026

    59.6 °F
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