South Twin Lake Weather Forecast

    • 58
    • 79

    Increasing Clouds

    • 58
    • 77

    Partly Sunny

    • 60
    • 83

    Mostly Sunny

    • 64
    • 88

    Mostly Sunny

    • 65
    • 94

    Mostly Sunny

    • 64
    • 92

    Mostly Sunny

Today 4 Jul Okanogan Highlands

Partly cloudy in the Morning, then mostly cloudy with a chance of rain Showers in the afternoon. Highs in the upper 70s to upper 80s. Gusts up to 20 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 4 Jul Okanogan Highlands

Mostly cloudy with a 20 percent chance of rain Showers. Lows in the mid 50s to lower 60s. Southwest wind 5 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light and variable.

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South Twin Lake Temperature Statistics

July Temperature

Deer Park, Deer Park Airport (48.5 miles)

  • Lowest 1 July, 2025

    48.9 °F

  • Average July

    75 °F

  • Highest 1 July, 2025

    95 °F

Climate (2020–Present)

Deer Park, Deer Park Airport (48.5 miles)

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  • Average Low 2020–2025

    35.2 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    59.8 °F
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