Osborn Bay Lake Weather Forecast

    • 50
    • 78

    Mostly Sunny

    • 56
    • 85

    Mostly Sunny

    • 48
    • 72

    Chance Rain Showers

    • 45
    • 72

    Mostly Sunny

    • 49
    • 77

    Mostly Sunny

    • 53
    • 82

    Mostly Sunny

    • 54
    • 84

    Mostly Sunny

Today 1 May Upper Columbia Basin

Sunny. Highs in the mid to upper 70s. East wind 5 to 10 Mph.

Tonight 1 May Upper Columbia Basin

Mostly clear. Lows in the mid to upper 40s. East wind 5 to 10 Mph.

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Osborn Bay Lake Temperature Statistics

May Temperature

Omak Airport (42.9 miles)

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  • Average May

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Climate (2020–Present)

Omak Airport (42.9 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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