Trilogy Weather Forecast

    • 45
    • 55

    Rain

    • 41
    • 57

    Chance Rain

    • 44
    • 60

    Partly Sunny

    • 48
    • 59

    Rain

    • 50
    • 61

    Rain

    • 44
    • 56

    Rain

Today 19 Oct Foothills and Valleys of Central King County

Rain in the Morning, then rain likely late in the morning. Rain in the afternoon. Rainfall Amounts a half inch to one inch possible. Highs in the 50s. South wind 10 to 15 Mph becoming southwest in the afternoon. Gusts to 30 Mph.

Tonight 19 Oct Foothills and Valleys of Central King County

Showers and a slight chance of Thunderstorms in the Evening, then rain at Times late in the evening. Rain likely after midnight. Rainfall Amounts a quarter to a half inch Possible, except higher Amounts possible in Thunderstorms. Lows in the 40s. Southwest wind around 10 Mph becoming south to 10 Mph after midnight. Gusts to 20 Mph.

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  • Temperature Real-Time

Trilogy Temperature Statistics

October Temperature

Renton Municipal Airport (17.4 miles)

  • Lowest 15 October, 2025

    36 °F

  • Average October

    55.4 °F

  • Highest 7 October, 2025

    75.9 °F

Climate (2020–Present)

Renton Municipal Airport (17.4 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    62.2 °F
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