Lake Valhalla Weather Forecast

    • 42
    • 60

    Increasing Clouds

    • 45
    • 58

    Mostly Cloudy

    • 42
    • 59

    Rain Showers Likely

    • 41
    • 51

    Chance Rain Showers

    • 42
    • 61

    Partly Sunny

    • 44
    • 65

    Mostly Sunny

Today 10 Sep Western Chelan County

Partly cloudy. Highs in the upper 60s to upper 70s. Northwest wind 5 to 15 Mph with Gusts up to 30 Mph.

Tonight 10 Sep Western Chelan County

Partly cloudy. Lows in the lower 40s to lower 50s. Gusts up to 25 Mph.

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  • Temperature Real-Time

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

    36.1 °F

  • Average 2021–2026

    41.5 °F

  • Average High 2021–2026

    48.2 °F
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