Long Lake Weather Forecast

    • 42
    • 60

    Increasing Clouds

    • 39
    • 56

    Gradual Clearing

    • 41
    • 59

    Partly Sunny

    • 41
    • 60

    Mostly Cloudy

    • 40
    • 63

    Partly Sunny

    • 42
    • 65

    Partly Sunny

    • 43
    • 67

    Partly Sunny

Today 28 Sep Okanogan Highlands

Sunny. Highs in the lower 60s to lower 70s.

Tonight 28 Sep Okanogan Highlands

Mostly cloudy. Lows in the 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Long Lake Temperature Statistics

September Temperature

Omak Airport (32.3 miles)

  • Lowest 26 September, 2026

    37.9 °F

  • Average September

    63.6 °F

  • Highest 21 September, 2026

    86.6 °F

Climate (2021–2026)

Omak Airport (32.3 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.9 °F
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