South Twin Lake Weather Forecast

    • 69
    • 95

    Mostly Sunny

    • 68
    • 97

    Areas Smoke

    • 66
    • 93

    Mostly Sunny

    • 65
    • 91

    Partly Sunny

    • 63
    • 87

    Chance Rain Showers

    • 61
    • 78

    Chance Rain Showers

Today 2 Sep Okanogan Highlands

Hot, sunny. Haze and Areas of smoke. Highs 95 to 103.

Tonight 2 Sep Okanogan Highlands

Mostly clear. Haze. Lows in the lower 60s to lower 70s.

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South Twin Lake Temperature Statistics

September Temperature

Deer Park, Deer Park Airport (48.5 miles)

  • Lowest

  • Average September

  • Highest

Climate (2020–Present)

Deer Park, Deer Park Airport (48.5 miles)

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  • Average Low 2020–2025

    35.3 °F
  • Average 2020–2025

    48 °F
  • Average High 2020–2025

    59.9 °F
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