Riverton-Boulevard Park Weather Forecast

    • 54
    • 73

    Sunny

    • 54
    • 74

    Mostly Sunny

    • 54
    • 72

    Partly Sunny

    • 53
    • 71

    Partly Sunny

    • 54
    • 72

    Partly Sunny

    • 54
    • 71

    Slight Chance Rain

Today 16 Sep Lowlands of Pierce and Southern King Counties

Sunny. Highs in the mid 60s to lower 70s. Northeast wind to 10 Mph becoming north in the afternoon.

Tonight 16 Sep Lowlands of Pierce and Southern King Counties

Clear. Lows in the upper 40s to mid 50s. North wind 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Riverton-Boulevard Park Temperature Statistics

September Temperature

Boeing Field - King County International Airport (2.5 miles)

  • Lowest 5 September, 2026

    53.1 °F

  • Average September

    62.4 °F

  • Highest 9 September, 2026

    78.1 °F

Climate (2021–2026)

Boeing Field - King County International Airport (2.5 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    61.6 °F
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