Tukwila Weather Forecast

    • 56
    • 73

    Rain

    • 55
    • 70

    Rain Likely

    • 55
    • 71

    Mostly Cloudy

    • 56
    • 75

    Partly Sunny

    • 57
    • 74

    Rain Likely

    • 54
    • 66

    Rain

    • 54
    • 68

    Chance Rain

Today 28 Aug Lowlands of Pierce and Southern King Counties

Cloudy in the morning then becoming mostly sunny. Highs in the mid 60s to lower 70s. Light wind becoming southwest to 10 Mph in the afternoon.

Tonight 28 Aug Lowlands of Pierce and Southern King Counties

Partly cloudy in the Evening, then mostly cloudy with a slight chance of rain after midnight. Mostly cloudy with a chance of rain late in the night. Lows in the 50s. West wind to 10 Mph becoming south after midnight.

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  • Temperature Real-Time

Tukwila Temperature Statistics

August Temperature

Renton Municipal Airport (2.5 miles)

  • Lowest 3 August, 2026

    52 °F

  • Average August

    68.6 °F

  • Highest 6 August, 2026

    87.1 °F

Climate (2021–2026)

Renton Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    62.2 °F
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