East Passage - Des Moines Weather Forecast

    • 48
    • 54

    Rain

    • 47
    • 56

    Rain

    • 45
    • 50

    Rain

    • 43
    • 53

    Rain Likely

    • 45
    • 50

    Rain Likely

    • 46
    • 53

    Chance Rain

Today 7 Dec Lowlands of Pierce and Southern King Counties

Rain at Times in the Morning, then mostly cloudy with a chance of rain in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the lower to mid 50s. South wind 10 to 15 Mph becoming southwest in the afternoon. Gusts to 30 Mph.

Tonight 7 Dec Lowlands of Pierce and Southern King Counties

Rain at Times in the Evening, then rain likely after midnight. Rainfall Amounts less than a tenth of an inch likely. Lows in the mid 40s to lower 50s. Southwest wind 10 to 15 Mph becoming south after midnight. Gusts to 25 Mph.

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East Passage - Des Moines Temperature Statistics

December Temperature

Seattle, Seattle-Tacoma International Airport (3.1 miles)

  • Lowest 1 December, 2025

    36 °F

  • Average December

    44.4 °F

  • Highest 5 December, 2025

    55 °F

Climate (2020–Present)

Seattle, Seattle-Tacoma International Airport (3.1 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    61.1 °F
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