Northwest Island Weather Forecast

    • 45
    • 55

    Mostly Cloudy

    • 46
    • 57

    Mostly Cloudy

    • 44
    • 58

    Partly Sunny

    • 41
    • 52

    Partly Sunny

    • 41
    • 53

    Mostly Sunny

    • 42
    • 55

    Mostly Sunny

Today 4 Apr Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly sunny. Highs in the mid 50s to lower 60s. Light wind becoming northwest to 10 Mph in the afternoon.

Tonight 4 Apr Lowlands of Western Skagit and Northwestern Snohomish Counties

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Northwest Island Temperature Statistics

April Temperature

Whidbey Island Naval Air Station - Ault Field (4.3 miles)

  • Lowest 2 April, 2026

    43 °F

  • Average April

    47.1 °F

  • Highest 2 April, 2026

    52 °F

Climate (2021–Present)

Whidbey Island Naval Air Station - Ault Field (4.3 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    56.1 °F
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