Snoqualmie Pass Weather Forecast

    • 45
    • 70

    Mostly Sunny

    • 42
    • 77

    Chance Rain Showers

    • 38
    • 51

    Chance Rain Showers

    • 37
    • 51

    Chance Rain Showers

    • 34
    • 49

    Chance Rain/Snow

    • 34
    • 46

    Chance Rain/Snow

Today 11 May Upper Slopes of the Eastern Washington Cascades Crest

Sunny. Highs in the lower 60s to lower 70s.

Tonight 11 May Upper Slopes of the Eastern Washington Cascades Crest

Mostly clear. Lows in the lower to mid 40s. Gusts up to 20 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Snoqualmie Pass Temperature Statistics

May Temperature

Stampede Pass (8.1 miles)

  • Lowest 7 May, 2026

    37.9 °F

  • Average May

    52.7 °F

  • Highest 3 May, 2026

    71.1 °F

Climate (2021–Present)

Stampede Pass (8.1 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    41.6 °F

  • Average High 2021–2026

    48.4 °F
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