Barclay Lake Weather Forecast

    • 42
    • 56

    Chance Thunderstorms

    • 43
    • 59

    Chance Rain Showers

    • 47
    • 63

    Chance Rain

    • 48
    • 57

    Chance Rain

    • 48
    • 62

    Mostly Cloudy

    • 51
    • 69

    Partly Sunny

Today 4 Sep Cascades of Snohomish and Northern King Counties

Mostly cloudy. A chance of Showers in the morning. A chance of Thunderstorms and a slight chance of snow Showers in the afternoon. Snow level near 7000 feet. No snow accumulation. Afternoon pass Temperatures in the mid 50s. Light wind.

Tonight 4 Sep Cascades of Snohomish and Northern King Counties

Mostly cloudy. A chance of Showers, snow Showers and a slight chance of Thunderstorms in the Evening, then a slight chance of Showers late in the evening. A slight chance of Showers in the morning. Snow level near 7500 feet. Lows around 40. Light wind.

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Barclay Lake Temperature Statistics

September Temperature

Stampede Pass (35.4 miles)

  • Lowest 1 September, 2026

    48 °F

  • Average September

    53.3 °F

  • Highest 1 September, 2026

    61 °F

Climate (2021–2026)

Stampede Pass (35.4 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    41.6 °F

  • Average High 2021–2026

    48.3 °F
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