Stampede Pass Weather Forecast

    • 43
    • 62

    Rain Showers

    • 43
    • 47

    Rain Showers

    • 41
    • 52

    Mostly Cloudy

    • 44
    • 61

    Mostly Sunny

    • 47
    • 68

    Sunny

    • 50
    • 71

    Mostly Sunny

Today 12 Sep Upper Slopes of the Eastern Washington Cascades Crest

Mostly cloudy. Highs in the upper 50s to upper 60s. Southeast wind 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 12 Sep Upper Slopes of the Eastern Washington Cascades Crest

Rain Showers. Lows in the mid 30s to mid 40s. Chance of precipitation near 100 percent. Rainfall Amounts up to three Quarters of an inch possible.

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Stampede Pass Temperature Statistics

September Temperature

Stampede Pass (0.6 miles)

  • Lowest 3 September, 2026

    39.9 °F

  • Average September

    51.5 °F

  • Highest 9 September, 2026

    71.1 °F

Climate (2021–2026)

Stampede Pass (0.6 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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