Osborn Bay Lake Weather Forecast

    • 53
    • 75

    Increasing Clouds

    • 57
    • 82

    Partly Sunny

    • 58
    • 87

    Chance Rain Showers

    • 52
    • 75

    Chance Rain Showers

    • 50
    • 71

    Chance Rain Showers

    • 51
    • 74

    Partly Sunny

Today 30 Aug Upper Columbia Basin

Sunny in the Morning, becoming partly cloudy. Highs in the lower to mid 70s. Southwest wind 5 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 Aug Upper Columbia Basin

Mostly clear. Lows in the mid 40s to lower 50s. Southwest wind 5 to 10 Mph in the Evening, becoming light and variable.

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  • Temperature Real-Time

Osborn Bay Lake Temperature Statistics

August Temperature

Omak Airport (42.9 miles)

  • Lowest 3 August, 2026

    50.6 °F

  • Average August

    74.6 °F

  • Highest 21 August, 2026

    99.6 °F

Climate (2021–2026)

Omak Airport (42.9 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.9 °F
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