Northwest Island Weather Forecast

    • 53
    • 71

    Increasing Clouds

    • 52
    • 69

    Chance Rain

    • 51
    • 66

    Partly Sunny

    • 52
    • 67

    Mostly Sunny

    • 52
    • 62

    Mostly Sunny

    • 52
    • 62

    Mostly Cloudy

Today 27 Jul Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the 70s. Southeast wind 10 to 15 Mph becoming south in the afternoon.

Tonight 27 Jul Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy. Lows in the 50s. Southwest wind to 10 Mph becoming southeast with Gusts to 25 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Northwest Island Temperature Statistics

July Temperature

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

  • Lowest 14 July, 2026

    46 °F

  • Average July

    57.3 °F

  • Highest 25 July, 2026

    73.9 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    56 °F
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