Mary Ann Lake Weather Forecast

    • 45
    • 69

    Increasing Clouds

    • 33
    • 57

    Partly Sunny

    • 30
    • 46

    Rain Showers Likely

    • 28
    • 48

    Mostly Sunny

    • 30
    • 51

    Mostly Sunny

    • 33
    • 51

    Chance Rain Showers

    • 32
    • 50

    Partly Sunny

Today 8 Oct Okanogan Highlands

Partly cloudy. Lows in the 30s. Highs in the upper 50s to lower 60s.

Tonight 8 Oct Okanogan Highlands

Mostly cloudy. Lows in the lower 40s to lower 50s.

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Mary Ann Lake Temperature Statistics

October Temperature

Omak Airport (37.9 miles)

  • Lowest 5 October, 2026

    45 °F

  • Average October

    60.5 °F

  • Highest 4 October, 2026

    78.1 °F

Climate (2021–2026)

Omak Airport (37.9 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.9 °F
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