Maple Valley Weather Forecast

    • 57
    • 85

    Breezy

    • 53
    • 77

    Mostly Sunny

    • 54
    • 72

    Partly Sunny

    • 54
    • 74

    Partly Sunny

    • 56
    • 69

    Chance Rain

    • 53
    • 68

    Chance Rain

Today 16 Sep Foothills and Valleys of Pierce and Southern King Counties

Sunny. Highs in the mid to upper 80s. Southeast wind 10 to 15 Mph. Gusts to 35 Mph.

Tonight 16 Sep Foothills and Valleys of Pierce and Southern King Counties

Clear. Lows in the 50s. East wind 10 to 15 Mph becoming south after midnight. Gusts to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Maple Valley Temperature Statistics

September Temperature

Renton Municipal Airport (11.8 miles)

  • Lowest 10 September, 2025

    57 °F

  • Average September

    66.5 °F

  • Highest 3 September, 2025

    82.9 °F

Climate (2020–Present)

Renton Municipal Airport (11.8 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    62.2 °F
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