Green River Gorge Conservation Area Weather Forecast

    • 47
    • 65

    Mostly Cloudy

    • 48
    • 65

    Increasing Clouds

    • 49
    • 62

    Rain

    • 45
    • 58

    Rain

    • 44
    • 60

    Mostly Cloudy

    • 45
    • 61

    Slight Chance Rain

    • 48
    • 62

    Chance Rain

Today 22 Sep Foothills and Valleys of Pierce and Southern King Counties

Mostly cloudy with a chance of rain. Highs in the lower to mid 60s.

Tonight 22 Sep Foothills and Valleys of Pierce and Southern King Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s to lower 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green River Gorge Conservation Area Temperature Statistics

September Temperature

Renton Municipal Airport (18 miles)

  • Lowest 6 September, 2026

    51.1 °F

  • Average September

    61.6 °F

  • Highest 9 September, 2026

    79 °F

Climate (2021–2026)

Renton Municipal Airport (18 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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