Downtown Seattle Weather Forecast

    • 57
    • 71

    Rain Showers Likely

    • 56
    • 71

    Chance Rain Showers

    • 57
    • 75

    Partly Sunny

    • 59
    • 77

    Partly Sunny

    • 63
    • 81

    Mostly Sunny

    • 65
    • 86

    Mostly Sunny

    • 62
    • 86

    Mostly Sunny

Today 6 Aug City of Seattle

Becoming partly sunny late in the afternoon. Rain in the Morning, then Showers and a slight chance of Thunderstorms in the afternoon. Rainfall Amounts a quarter to a half inch Possible, except higher Amounts possible in Thunderstorms. Highs near 70. South wind 10 to 15 Mph.

Tonight 6 Aug City of Seattle

Showers likely in the Evening, then a chance of Showers after midnight. Showers likely late in the night. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the mid to upper 50s. South wind 10 to 15 Mph decreasing to 10 Mph or less after midnight.

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Downtown Seattle Temperature Statistics

August Temperature

Boeing Field - King County International Airport (4.3 miles)

  • Lowest 3 August, 2025

    59 °F

  • Average August

    65.9 °F

  • Highest 1 August, 2025

    78.7 °F

Climate (2020–Present)

Boeing Field - King County International Airport (4.3 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    54 °F

  • Average High 2020–2025

    61.4 °F
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