Wynoochee Lake Weather Forecast

    • 55
    • 71

    Mostly Sunny

    • 56
    • 82

    Sunny

    • 54
    • 76

    Partly Sunny

    • 53
    • 75

    Mostly Sunny

    • 52
    • 75

    Partly Sunny

    • 54
    • 67

    Chance Rain

    • 51
    • 66

    Chance Rain

Today 15 Sep Foothills of the Western and Southern Olympic Peninsula

Sunny. Highs in the mid 60s to lower 70s. Light wind.

Tonight 15 Sep Foothills of the Western and Southern Olympic Peninsula

Mostly clear. Lows in the lower to mid 50s. Northwest wind to 10 Mph becoming east with Gusts to 25 Mph after midnight.

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Wynoochee Lake Temperature Statistics

September Temperature

Shelton, Shelton Sanderson Field (23.6 miles)

  • Lowest 8 September, 2025

    52 °F

  • Average September

    62.5 °F

  • Highest 3 September, 2025

    84 °F

Climate (2020–Present)

Shelton, Shelton Sanderson Field (23.6 miles)

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  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    61.2 °F
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