Bumping Lake Weather Forecast

    • 53
    • 72

    Rain Showers Likely

    • 52
    • 73

    Partly Sunny

    • 51
    • 75

    Partly Sunny

    • 49
    • 71

    Mostly Sunny

    • 51
    • 72

    Partly Sunny

    • 54
    • 75

    Partly Sunny

Today 15 Aug Upper Slopes of the Eastern Washington Cascades Crest

Mostly cloudy. A chance of Showers and Thunderstorms. Patchy smoke through the day. Highs in the upper 60s to upper 70s. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 15 Aug Upper Slopes of the Eastern Washington Cascades Crest

Mostly cloudy. A 20 percent chance of Showers and Thunderstorms in the evening. Patchy smoke through the night. Lows in the upper 40s to mid 50s. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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Bumping Lake Temperature Statistics

August Temperature

Stampede Pass (29.2 miles)

  • Lowest 3 August, 2026

    42.1 °F

  • Average August

    58.1 °F

  • Highest 5 August, 2026

    80.1 °F

Climate (2021–2026)

Stampede Pass (29.2 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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