South Twin Lake Weather Forecast

    • 41
    • 63

    Mostly Sunny

    • 40
    • 63

    Mostly Cloudy

    • 33
    • 56

    Mostly Sunny

    • 36
    • 50

    Chance Rain/Snow

    • 34
    • 50

    Chance Rain Showers

    • 34
    • 51

    Slight Chance Rain/Snow

Today 21 Oct Okanogan Highlands

Sunny. Highs in the 60s.

Tonight 21 Oct Okanogan Highlands

Mostly clear. Lows in the lower 30s to lower 40s.

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  • Temperature Real-Time

South Twin Lake Temperature Statistics

October Temperature

Deer Park, Deer Park Airport (48.5 miles)

  • Lowest 13 October, 2026

    22.6 °F

  • Average October

    49.7 °F

  • Highest 4 October, 2026

    77.6 °F

Climate (2021–2026)

Deer Park, Deer Park Airport (48.5 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    60.2 °F
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