Rosario Head Weather Forecast

    • 47
    • 50

    Rain

    • 49
    • 52

    Rain

    • 47
    • 52

    Rain

    • 46
    • 53

    Chance Rain

    • 46
    • 53

    Rain Likely

    • 44
    • 52

    Chance Rain

Today 28 Jan Lowlands of Western Skagit and Northwestern Snohomish Counties

Rain at Times. Rainfall Amounts a tenth to a quarter of an inch possible. Highs near 50. Southeast wind 10 to 20 Mph.

Tonight 28 Jan Lowlands of Western Skagit and Northwestern Snohomish Counties

Rain. Rainfall Amounts a quarter to a half inch possible. Lows in the 40s. Southeast wind 10 to 20 Mph with Gusts to 30 Mph.

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Rosario Head Temperature Statistics

January Temperature

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

  • Lowest 24 January, 2026

    23 °F

  • Average January

    41.2 °F

  • Highest 13 January, 2026

    55 °F

Climate (2021–Present)

Whidbey Island Naval Air Station - Ault Field (3.7 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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