Rosario Head Weather Forecast

    • 49
    • 58

    Gradual Clearing

    • 49
    • 58

    Partly Sunny

    • 51
    • 61

    Rain Likely

    • 47
    • 56

    Partly Sunny

    • 47
    • 52

    Mostly Cloudy

    • 47
    • 52

    Chance Rain

Today 14 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Cloudy with a chance of rain in the Morning, then partly sunny in the afternoon. Highs in the upper 50s to mid 60s. Southeast wind to 10 Mph in the morning becoming light.

Tonight 14 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly clear. Lows in the 40s to lower 50s. Light wind.

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Rosario Head Temperature Statistics

October Temperature

Whidbey Island Naval Air Station - Ault Field (3.7 miles)

  • Lowest 11 October, 2026

    37.9 °F

  • Average October

    52.1 °F

  • Highest 5 October, 2026

    64.9 °F

Climate (2021–2026)

Whidbey Island Naval Air Station - Ault Field (3.7 miles)

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    55.9 °F
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