Sinclair Island Weather Forecast

    • 46
    • 52

    Increasing Clouds

    • 50
    • 53

    Rain

    • 46
    • 54

    Rain

    • 43
    • 51

    Chance Rain

    • 46
    • 50

    Rain Likely

    • 48
    • 51

    Rain Likely

Today 30 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy. Highs in the 50s. Light wind.

Tonight 30 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly clear in the evening then becoming mostly cloudy. Lows in the upper 30s to mid 40s. East wind to 10 Mph becoming southeast after midnight.

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Sinclair Island Temperature Statistics

October Temperature

Eastsound, Orcas Island Airport (11.8 miles)

  • Lowest 15 October, 2025

    39.2 °F

  • Average October

    52 °F

  • Highest 1 October, 2025

    68 °F

Climate (2020–Present)

Eastsound, Orcas Island Airport (11.8 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    57.6 °F
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