Lake Valhalla Weather Forecast

    • 43
    • 53

    Slight Chance Rain Showers

    • 46
    • 67

    Mostly Sunny

    • 48
    • 71

    Mostly Sunny

    • 42
    • 57

    Partly Sunny

    • 41
    • 54

    Chance Rain Showers

    • 42
    • 53

    Chance Rain Showers

Today 7 Sep Western Chelan County

Partly cloudy in the Morning, becoming mostly cloudy. A chance of rain Showers in the morning. Highs in the lower 60s to lower 70s. West wind 5 to 15 Mph in the afternoon. Gusts up to 25 Mph. Chance of precipitation 20 percent.

Tonight 7 Sep Western Chelan County

Mostly cloudy. Lows in the mid 40s to mid 50s. Gusts up to 25 Mph.

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Lake Valhalla Temperature Statistics

September Temperature

Stampede Pass (37.3 miles)

  • Lowest 3 September, 2026

    39.9 °F

  • Average September

    47 °F

  • Highest 1 September, 2026

    61 °F

Climate (2021–2026)

Stampede Pass (37.3 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    41.5 °F

  • Average High 2021–2026

    48.2 °F
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