Lost Lake Weather Forecast

    • 30
    • 44

    Increasing Clouds

    • 28
    • 44

    Mostly Sunny

    • 33
    • 44

    Mostly Cloudy

    • 32
    • 46

    Mostly Cloudy

    • 33
    • 47

    Mostly Cloudy

    • 33
    • 43

    Chance Snow Showers

Today 31 Oct Okanogan Highlands

Mostly sunny. Highs in the lower to mid 50s.

Tonight 31 Oct Okanogan Highlands

Cloudy with a 20 percent chance of rain Showers. Lows in the upper 20s to upper 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lost Lake Temperature Statistics

October Temperature

Omak Airport (34.2 miles)

  • Lowest 29 October, 2026

    27 °F

  • Average October

    52.7 °F

  • Highest 4 October, 2026

    79.6 °F

Climate (2021–2026)

Omak Airport (34.2 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    63 °F
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