Ames Lake Weather Forecast

    • 52
    • 70

    Mostly Cloudy

    • 49
    • 67

    Mostly Cloudy

    • 48
    • 66

    Mostly Cloudy

    • 48
    • 61

    Rain Likely

    • 44
    • 61

    Chance Rain

    • 45
    • 62

    Mostly Cloudy

    • 46
    • 63

    Partly Sunny

Today 21 Sep Foothills and Valleys of Central King County

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

Tonight 21 Sep Foothills and Valleys of Central King County

Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming mostly cloudy. Lows in the lower to mid 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ames Lake Temperature Statistics

September Temperature

Renton Municipal Airport (14.9 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 (14.9 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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