North Twin Lake Weather Forecast

    • 57
    • 80

    Mostly Sunny

    • 57
    • 80

    Mostly Sunny

    • 55
    • 78

    Partly Sunny

    • 46
    • 66

    Mostly Sunny

    • 50
    • 67

    Mostly Sunny

    • 55
    • 75

    Slight Chance Rain Showers

Today 18 Sep Okanogan Highlands

Partly cloudy in the Morning, becoming sunny. Highs in the 80s.

Tonight 18 Sep Okanogan Highlands

Mostly clear. Lows in the upper 40s to upper 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

North Twin Lake Temperature Statistics

September Temperature

Deer Park, Deer Park Airport (48.5 miles)

  • Lowest 13 September, 2025

    46 °F

  • Average September

    69.3 °F

  • Highest 2 September, 2025

    99 °F

Climate (2020–Present)

Deer Park, Deer Park Airport (48.5 miles)

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  • Average Low 2020–2025

    35.5 °F

  • Average 2020–2025

    48.1 °F

  • Average High 2020–2025

    60 °F
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