Lake Meridian Weather Forecast

    • 50
    • 70

    Slight Chance Thunderstorms

    • 51
    • 71

    Slight Chance Thunderstorms

    • 53
    • 73

    Mostly Cloudy

    • 54
    • 71

    Chance Rain

    • 53
    • 72

    Partly Sunny

    • 55
    • 76

    Partly Sunny

Today 4 Sep Foothills and Valleys of Pierce and Southern King Counties

Partly sunny. A slight chance of Thunderstorms early in the afternoon. A chance of Showers and a slight chance of Thunderstorms late in the afternoon. Highs near 70. Light wind.

Tonight 4 Sep Foothills and Valleys of Pierce and Southern King Counties

Mostly cloudy. A slight chance of rain in the evening. Lows in the mid 40s to lower 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Meridian Temperature Statistics

September Temperature

Seattle, Seattle-Tacoma International Airport (9.3 miles)

  • Lowest 1 September, 2026

    57 °F

  • Average September

    61.2 °F

  • Highest 1 September, 2026

    66 °F

Climate (2021–2026)

Seattle, Seattle-Tacoma International Airport (9.3 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    61.3 °F
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