Riverton-Boulevard Park Weather Forecast

    • 43
    • 57

    Rain Showers

    • 47
    • 62

    Mostly Cloudy

    • 48
    • 66

    Mostly Cloudy

    • 50
    • 66

    Mostly Cloudy

    • 51
    • 68

    Partly Sunny

    • 52
    • 68

    Partly Sunny

Today 16 May Lowlands of Pierce and Southern King Counties

Mostly cloudy. A chance of rain in the Morning, then Showers likely and a chance of Thunderstorms in the afternoon. Rainfall Amounts a tenth to a quarter of an inch Possible, except higher Amounts possible in Thunderstorms. Highs in the 50s. Southwest wind 10 to 15 Mph.

Tonight 16 May Lowlands of Pierce and Southern King Counties

Mostly cloudy. Showers likely and a slight chance of Thunderstorms in the Evening, then a chance of rain late in the evening. Rainfall Amounts less than a tenth of an inch Likely, except higher Amounts possible in Thunderstorms. Lows in the upper 30s to mid 40s. Southwest wind to 10 Mph with Gusts to 20 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Riverton-Boulevard Park Temperature Statistics

May Temperature

Boeing Field - King County International Airport (2.5 miles)

  • Lowest 9 May, 2026

    48.9 °F

  • Average May

    61.1 °F

  • Highest 12 May, 2026

    80.1 °F

Climate (2021–Present)

Boeing Field - King County International Airport (2.5 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    61.7 °F
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