Square Lake Weather Forecast

    • 49
    • 62

    Mostly Cloudy

    • 49
    • 67

    Partly Sunny

    • 46
    • 62

    Partly Sunny

    • 47
    • 62

    Partly Sunny

    • 51
    • 67

    Partly Sunny

    • 48
    • 65

    Partly Sunny

Today 16 Aug Western Chelan County

Mostly cloudy in the Morning, then partly cloudy with a chance of Showers and Thunderstorms in the afternoon. Haze and patchy smoke. Highs in the upper 70s to upper 80s. Chance of precipitation 20 percent.

Tonight 16 Aug Western Chelan County

Partly cloudy. Haze and patchy smoke in the Evening, then Areas of smoke overnight. Lows in the upper 50s to mid 60s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Square Lake Temperature Statistics

August Temperature

Stampede Pass (27.3 miles)

  • Lowest 3 August, 2026

    42.1 °F

  • Average August

    58.4 °F

  • Highest 5 August, 2026

    80.1 °F

Climate (2021–2026)

Stampede Pass (27.3 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    41.5 °F

  • Average High 2021–2026

    48.2 °F
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