Riverton-Boulevard Park Weather Forecast

    • 55
    • 75

    Mostly Sunny

    • 53
    • 70

    Partly Sunny

    • 53
    • 73

    Mostly Sunny

    • 59
    • 71

    Rain Likely

    • 53
    • 68

    Slight Chance Rain

    • 54
    • 71

    Partly Sunny

    • 57
    • 69

    Chance Rain

Today 17 Sep Lowlands of Pierce and Southern King Counties

Sunny. Highs in the upper 60s to mid 70s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 17 Sep Lowlands of Pierce and Southern King Counties

Partly cloudy. Lows in the lower to mid 50s. North wind to 10 Mph becoming northeast after midnight.

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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 15 September, 2025

    54 °F

  • Average September

    65.5 °F

  • Highest 3 September, 2025

    81 °F

Climate (2020–Present)

Boeing Field - King County International Airport (2.5 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    54 °F

  • Average High 2020–2025

    61.4 °F
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