Cypress Island - Secret Harbor Weather Forecast

    • 42
    • 52

    Rain

    • 38
    • 49

    Rain

    • 38
    • 48

    Rain Likely

    • 40
    • 52

    Partly Sunny

    • 41
    • 52

    Partly Sunny

    • 44
    • 55

    Mostly Cloudy

Today 13 Apr Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy. Rain likely in the Morning, then a chance of rain in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the upper 40s to mid 50s. Southwest wind 10 to 15 Mph.

Tonight 13 Apr Lowlands of Western Skagit and Northwestern Snohomish Counties

Cloudy. A slight chance of rain in the Evening, then a chance of rain in the late evening and early morning. Rain likely in the morning. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the lower to mid 40s. South wind 10 to 15 Mph decreasing to 10 Mph or less 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

    49.1 °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

    51.4 °F
  • Average High 2021–2026

    59.7 °F
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