Green River Gorge Conservation Area Weather Forecast

    • 37
    • 45

    Rain

    • 34
    • 48

    Rain

    • 36
    • 47

    Rain

    • 33
    • 43

    Rain Likely

    • 34
    • 44

    Chance Rain/Snow

    • 38
    • 48

    Chance Rain

Today 23 Dec Foothills and Valleys of Pierce and Southern King Counties

Mostly cloudy. Highs in the mid to upper 40s. Light wind.

Tonight 23 Dec Foothills and Valleys of Pierce and Southern King Counties

Mostly cloudy with a slight chance of rain in the Evening, then cloudy with rain likely after midnight. Patchy fog after midnight. Rainfall Amounts less than a tenth of an inch likely. Lows in the mid to upper 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green River Gorge Conservation Area Temperature Statistics

December Temperature

Renton Municipal Airport (18 miles)

  • Lowest 1 December, 2025

    33.1 °F

  • Average December

    48.5 °F

  • Highest 15 December, 2025

    60.1 °F

Climate (2020–Present)

Renton Municipal Airport (18 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    62.3 °F
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