Mary Ann Lake Weather Forecast

    • 40
    • 64

    Increasing Clouds

    • 44
    • 68

    Mostly Sunny

    • 46
    • 69

    Partly Sunny

    • 45
    • 71

    Partly Sunny

    • 46
    • 75

    Mostly Sunny

    • 49
    • 78

    Mostly Sunny

Today 29 Apr Okanogan Highlands

Partly sunny. A chance of rain Showers in the afternoon. Highs in the mid 60s to lower 70s. Chance of precipitation 20 percent.

Tonight 29 Apr Okanogan Highlands

Partly cloudy. Lows in the 40s.

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Mary Ann Lake Temperature Statistics

April Temperature

Omak Airport (37.9 miles)

  • Lowest 16 April, 2026

    23.6 °F

  • Average April

    49.8 °F

  • Highest 6 April, 2026

    74.6 °F

Climate (2021–Present)

Omak Airport (37.9 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    62.9 °F
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