Bumping Lake Weather Forecast

    • 52
    • 74

    Mostly Sunny

    • 46
    • 72

    Partly Sunny

    • 40
    • 60

    Partly Sunny

    • 42
    • 57

    Mostly Cloudy

    • 41
    • 57

    Mostly Cloudy

    • 36
    • 48

    Partly Sunny

Today 20 Sep Upper Slopes of the Eastern Washington Cascades Crest

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

Tonight 20 Sep Upper Slopes of the Eastern Washington Cascades Crest

Mostly clear. Lows in the upper 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bumping Lake Temperature Statistics

September Temperature

Stampede Pass (29.2 miles)

  • Lowest 3 September, 2026

    39.9 °F

  • Average September

    50.3 °F

  • Highest 9 September, 2026

    71.1 °F

Climate (2021–2026)

Stampede Pass (29.2 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    41.5 °F

  • Average High 2021–2026

    48.2 °F
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