McGinnis Lake Weather Forecast

    • 58
    • 81

    Mostly Sunny

    • 59
    • 82

    Mostly Sunny

    • 56
    • 82

    Sunny

    • 57
    • 81

    Mostly Sunny

    • 59
    • 84

    Mostly Sunny

    • 61
    • 87

    Mostly Sunny

Today 26 Jul Upper Columbia Basin

Haze in the morning. Sunny. Highs in the mid 80s to lower 90s. Southwest wind 5 to 15 Mph. Gusts up to 25 Mph in the afternoon.

Tonight 26 Jul Upper Columbia Basin

Mostly clear. Lows in the mid 50s to lower 60s. West wind 5 to 15 Mph with Gusts up to 25 Mph.

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McGinnis Lake Temperature Statistics

July Temperature

Omak Airport (41 miles)

  • Lowest 12 July, 2026

    53.7 °F

  • Average July

    77.7 °F

  • Highest 22 July, 2026

    104 °F

Climate (2021–2026)

Omak Airport (41 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.9 °F
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