Snoqualmie Pass Weather Forecast

    • 58
    • 82

    Mostly Sunny

    • 59
    • 86

    Chance Rain Showers

    • 51
    • 67

    Chance Rain Showers

    • 50
    • 62

    Partly Sunny

    • 52
    • 75

    Partly Sunny

    • 51
    • 73

    Partly Sunny

Today 20 Aug Upper Slopes of the Eastern Washington Cascades Crest

Sunny. Highs in the upper 70s to upper 80s.

Tonight 20 Aug Upper Slopes of the Eastern Washington Cascades Crest

Mostly clear. Patchy smoke in the evening. Lows in the mid 50s to lower 60s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Snoqualmie Pass Temperature Statistics

August Temperature

Stampede Pass (8.1 miles)

  • Lowest 3 August, 2026

    42.1 °F

  • Average August

    58.3 °F

  • Highest 5 August, 2026

    80.1 °F

Climate (2021–2026)

Stampede Pass (8.1 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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