East Passage - Des Moines Weather Forecast

    • 33
    • 50

    Increasing Clouds

    • 41
    • 55

    Mostly Cloudy

    • 39
    • 50

    Rain

    • 41
    • 53

    Rain Showers Likely

    • 41
    • 56

    Partly Sunny

    • 42
    • 59

    Partly Sunny

Today 30 Mar Lowlands of Pierce and Southern King Counties

Sunny. Highs near 50. Light wind becoming north to 10 Mph in the afternoon.

Tonight 30 Mar Lowlands of Pierce and Southern King Counties

Mostly clear in the evening then becoming mostly cloudy. Lows in the 30s. North wind to 10 Mph becoming northeast after midnight.

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East Passage - Des Moines Temperature Statistics

March Temperature

Seattle, Seattle-Tacoma International Airport (3.1 miles)

  • Lowest 13 March, 2026

    32.6 °F

  • Average March

    46.6 °F

  • Highest 20 March, 2026

    58.6 °F

Climate (2021–Present)

Seattle, Seattle-Tacoma International Airport (3.1 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    61.2 °F
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