Cypress Island - Cypress Head Weather Forecast

    • 51
    • 69

    Mostly Sunny

    • 51
    • 67

    Mostly Sunny

    • 50
    • 65

    Partly Sunny

    • 51
    • 66

    Partly Sunny

    • 53
    • 66

    Partly Sunny

    • 51
    • 64

    Mostly Cloudy

Today 17 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Sunny. Highs in the upper 60s to mid 70s. Light wind becoming northwest to 10 Mph in the afternoon.

Tonight 17 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly clear. Lows in the upper 40s to mid 50s. North wind to 10 Mph becoming east after midnight.

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Cypress Island - Cypress Head Temperature Statistics

September Temperature

Burlington/Mount Vernon, Skagit Regional Airport (13 miles)

  • Lowest 3 September, 2026

    50 °F

  • Average September

    60.1 °F

  • Highest 9 September, 2026

    75.2 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (13 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.2 °F
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