Keechelus Lake Weather Forecast

    • 56
    • 71

    Sunny

    • 53
    • 75

    Mostly Sunny

    • 53
    • 71

    Partly Sunny

    • 52
    • 73

    Partly Sunny

    • 51
    • 63

    Chance Rain Showers

    • 48
    • 58

    Chance Rain Showers

Today 16 Sep Upper Slopes of the Eastern Washington Cascades Crest

Sunny. Highs in the mid 60s to mid 70s. East wind 5 to 15 Mph with Gusts to around 35 Mph.

Tonight 16 Sep Upper Slopes of the Eastern Washington Cascades Crest

Mostly clear. Lows in the upper 40s to mid 50s. Southeast wind 5 to 15 Mph in the Evening, becoming light. Gusts up to 25 Mph.

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Keechelus Lake Temperature Statistics

September Temperature

Stampede Pass (5 miles)

  • Lowest 12 September, 2025

    48 °F

  • Average September

    60.6 °F

  • Highest 2 September, 2025

    87.1 °F

Climate (2020–Present)

Stampede Pass (5 miles)

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  • Average Low 2020–2025

    36.3 °F

  • Average 2020–2025

    41.6 °F

  • Average High 2020–2025

    48.3 °F
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