Sinlahekin Wildlife Recreation Area Weather Forecast

    • 44
    • 61

    Gradual Clearing

    • 46
    • 65

    Partly Sunny

    • 51
    • 70

    Partly Sunny

    • 55
    • 75

    Chance Rain Showers

    • 52
    • 77

    Slight Chance Rain Showers

    • 55
    • 75

    Partly Sunny

Today 22 May Western Okanogan County

Mostly cloudy. A chance of rain and mountain snow Showers in the afternoon. Snow level 6500 feet in the afternoon. Highs in the 60s. Chance of precipitation 40 percent.

Tonight 22 May Western Okanogan County

Partly cloudy. A chance of rain and high mountain snow Showers in the evening. Snow level 6500 feet. Lows in the upper 30s to mid 40s. West wind 5 to 15 Mph in the Evening, becoming light and variable. Chance of precipitation 20 percent.

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Sinlahekin Wildlife Recreation Area Temperature Statistics

May Temperature

Omak Airport (13.7 miles)

  • Lowest 5 May, 2025

    32.6 °F

  • Average May

    55.8 °F

  • Highest 2 May, 2025

    80.7 °F

Climate (2020–Present)

Omak Airport (13.7 miles)

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  • Average Low 2020–2025

    40.6 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    62.5 °F
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