East Passage - Des Moines Weather Forecast

    • 62
    • 87

    Mostly Sunny

    • 63
    • 87

    Partly Sunny

    • 62
    • 82

    Mostly Cloudy

    • 61
    • 80

    Partly Sunny

    • 60
    • 82

    Partly Sunny

    • 59
    • 77

    Partly Sunny

    • 59
    • 77

    Partly Sunny

Today 25 Aug Lowlands of Pierce and Southern King Counties

Mostly sunny. Highs in the 80s. Light wind becoming north to 10 Mph in the afternoon.

Tonight 25 Aug Lowlands of Pierce and Southern King Counties

Partly cloudy. Lows in the upper 50s to mid 60s. Light wind.

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East Passage - Des Moines Temperature Statistics

August Temperature

Seattle, Seattle-Tacoma International Airport (3.1 miles)

  • Lowest 21 August, 2025

    53.7 °F

  • Average August

    68.5 °F

  • Highest 12 August, 2025

    92.6 °F

Climate (2020–Present)

Seattle, Seattle-Tacoma International Airport (3.1 miles)

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  • Average Low 2020–2025

    46.5 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    61.1 °F
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