Klaus Lake Weather Forecast

    • 43
    • 62

    Mostly Cloudy

    • 44
    • 63

    Mostly Cloudy

    • 45
    • 62

    Rain Likely

    • 40
    • 55

    Rain Showers Likely

    • 41
    • 59

    Mostly Cloudy

    • 42
    • 59

    Mostly Cloudy

Today 22 Sep Foothills and Valleys of Central King County

Partly sunny. Highs in the mid to upper 60s. Light wind.

Tonight 22 Sep Foothills and Valleys of Central King County

Mostly cloudy. Lows in the mid 40s to lower 50s. Light wind becoming south to 10 Mph after midnight.

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Klaus Lake Temperature Statistics

September Temperature

Renton Municipal Airport (21.7 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 (21.7 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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