McGinnis Lake Weather Forecast

    • 29
    • 39

    Increasing Clouds

    • 33
    • 37

    Rain

    • 37
    • 43

    Rain Likely

    • 35
    • 40

    Rain/Snow Likely

    • 34
    • 42

    Rain Likely

    • 33
    • 40

    Chance Rain/Snow

Today 6 Dec Upper Columbia Basin

Mostly sunny. A chance of rain in the afternoon. Highs in the mid 40s to lower 50s. Windy. Southwest wind 15 to 25 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 6 Dec Upper Columbia Basin

Mostly cloudy. Lows in the 30s. Southwest wind 5 to 15 Mph with Gusts up to 25 Mph.

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McGinnis Lake Temperature Statistics

December Temperature

Omak Airport (41 miles)

  • Lowest 1 December, 2025

    28.9 °F

  • Average December

    32.6 °F

  • Highest 2 December, 2025

    37 °F

Climate (2020–Present)

Omak Airport (41 miles)

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  • Average Low 2020–2025

    40.8 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    62.8 °F
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