Snoqualmie Pass Weather Forecast

    • 60
    • 82

    Patchy Smoke

    • 58
    • 86

    Mostly Cloudy

    • 51
    • 67

    Chance Rain Showers

    • 49
    • 63

    Slight Chance Rain Showers

    • 53
    • 77

    Mostly Sunny

    • 52
    • 75

    Partly Sunny

    • 50
    • 70

    Partly Sunny

Today 20 Aug Upper Slopes of the Eastern Washington Cascades Crest

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

Tonight 20 Aug Upper Slopes of the Eastern Washington Cascades Crest

Mostly clear. Areas of smoke in the evening. Patchy smoke overnight. Lows in the upper 50s to lower 60s.

Graph Plots Open in Graphs

  • 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

    58.4 °F

  • Highest 5 August, 2026

    80.1 °F

Climate (2021–2026)

Stampede Pass (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    41.5 °F

  • Average High 2021–2026

    48.2 °F
Get WillyWeather+ to remove ads