Apex Lake Weather Forecast

    • 55
    • 85

    Mostly Sunny

    • 57
    • 86

    Mostly Sunny

    • 54
    • 85

    Partly Sunny

    • 53
    • 78

    Partly Sunny

    • 48
    • 75

    Mostly Sunny

    • 51
    • 73

    Partly Sunny

Today 17 Sep Okanogan Highlands

Sunny. Highs in the 80s.

Tonight 17 Sep Okanogan Highlands

Mostly clear. Lows in the lower 50s to lower 60s.

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  • Temperature Real-Time

Apex Lake Temperature Statistics

September Temperature

Deer Park, Deer Park Airport (40.4 miles)

  • Lowest 13 September, 2025

    46 °F

  • Average September

    70.4 °F

  • Highest 2 September, 2025

    99 °F

Climate (2020–Present)

Deer Park, Deer Park Airport (40.4 miles)

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  • Average Low 2020–2025

    35.5 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    60 °F
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