Vashon Weather Forecast

    • 51
    • 65

    Chance Rain

    • 52
    • 65

    Mostly Cloudy

    • 54
    • 69

    Mostly Cloudy

    • 53
    • 68

    Rain Likely

    • 51
    • 55

    Rain

    • 49
    • 56

    Rain Likely

Today 29 Aug Lowlands of Pierce and Southern King Counties

Mostly cloudy. A slight chance of Thunderstorms in the morning. A chance of Showers through the Day, then a slight chance of Thunderstorms early in the afternoon. Highs in the 60s. Southwest wind to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 29 Aug Lowlands of Pierce and Southern King Counties

Partly cloudy. Lows in the upper 40s to mid 50s. Southwest wind 10 to 15 Mph becoming south after midnight.

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Vashon Temperature Statistics

August Temperature

Seattle, Seattle-Tacoma International Airport (6.8 miles)

  • Lowest 3 August, 2026

    53.7 °F

  • Average August

    68.6 °F

  • Highest 6 August, 2026

    88.6 °F

Climate (2021–2026)

Seattle, Seattle-Tacoma International Airport (6.8 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    61.3 °F
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