Sinlahekin Wildlife Recreation Area Weather Forecast

    • 51
    • 74

    Increasing Clouds

    • 44
    • 70

    Gradual Clearing

    • 51
    • 72

    Partly Sunny

    • 46
    • 72

    Partly Sunny

    • 48
    • 71

    Partly Sunny

    • 50
    • 76

    Partly Sunny

    • 49
    • 73

    Mostly Sunny

Today 7 May Western Okanogan County

Sunny. Highs in the mid 70s to mid 80s.

Tonight 7 May Western Okanogan County

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

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Sinlahekin Wildlife Recreation Area Temperature Statistics

May Temperature

Omak Airport (13.7 miles)

  • Lowest 1 May, 2026

    39.7 °F

  • Average May

    65.8 °F

  • Highest 3 May, 2026

    86.6 °F

Climate (2021–Present)

Omak Airport (13.7 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    63 °F
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