Mary Ann Lake Weather Forecast

    • 30
    • 37

    Mostly Cloudy

    • 30
    • 38

    Chance Rain

    • 30
    • 37

    Chance Rain/Snow

    • 32
    • 40

    Mostly Cloudy

    • 31
    • 43

    Mostly Cloudy

    • 30
    • 45

    Partly Sunny

Today 31 Jan Okanogan Highlands

Mostly cloudy. A chance of rain in the afternoon. Highs in the upper 30s to lower 40s. Chance of precipitation 20 percent.

Tonight 31 Jan Okanogan Highlands

Mostly cloudy. Patchy dense fog. Lows in the lower to mid 30s.

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Mary Ann Lake Temperature Statistics

January Temperature

Omak Airport (37.9 miles)

  • Lowest 25 January, 2026

    16.6 °F

  • Average January

    32.7 °F

  • Highest 15 January, 2026

    49.6 °F

Climate (2021–Present)

Omak Airport (37.9 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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