Lost Lake Weather Forecast

    • 45
    • 56

    Decreasing Clouds

    • 46
    • 59

    Partly Sunny

    • 49
    • 62

    Mostly Sunny

    • 48
    • 64

    Mostly Sunny

    • 39
    • 52

    Chance Rain Showers

    • 35
    • 43

    Chance Snow Showers

    • 34
    • 44

    Partly Sunny

Today 5 Oct Western Chelan County

Partly sunny. Highs in the upper 60s to upper 70s.

Tonight 5 Oct Western Chelan County

Partly cloudy. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lost Lake Temperature Statistics

October Temperature

Stampede Pass (41.6 miles)

  • Lowest 1 October, 2026

    42.1 °F

  • Average October

    51.7 °F

  • Highest 3 October, 2026

    61 °F

Climate (2021–2026)

Stampede Pass (41.6 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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