Stewart Lake Weather Forecast

    • 42
    • 62

    Rain Showers Likely

    • 44
    • 66

    Mostly Sunny

    • 48
    • 70

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

Today 9 Jun Okanogan Valley

Rain Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the lower 60s to lower 70s. West wind 5 to 15 Mph in the afternoon. Gusts up to 30 Mph. Chance of precipitation near 100 percent. Rainfall Amounts less than a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 9 Jun Okanogan Valley

Partly cloudy. Lows in the lower to mid 40s. Breezy. West wind 15 to 25 Mph with Gusts up to 35 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stewart Lake Temperature Statistics

June Temperature

Omak Airport (13.7 miles)

  • Lowest 6 June, 2026

    46 °F

  • Average June

    62.4 °F

  • Highest 3 June, 2026

    80.7 °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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