Speelyi Beach Park Weather Forecast

    • 56
    • 86

    Sunny

    • 60
    • 91

    Sunny

    • 65
    • 95

    Mostly Sunny

    • 66
    • 96

    Partly Sunny

    • 65
    • 96

    Mostly Sunny

    • 65
    • 95

    Mostly Sunny

Today 21 Aug Lower Slopes of the Eastern Washington Cascades Crest

Sunny. Highs in the mid 70s to mid 80s, except in the 80s Valleys. Light Wind, becoming southeast 5 to 10 Mph in the afternoon.

Tonight 21 Aug Lower Slopes of the Eastern Washington Cascades Crest

Mostly clear. Lows in the mid 50s to lower 60s. Light wind.

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Speelyi Beach Park Temperature Statistics

August Temperature

Stampede Pass (12.4 miles)

  • Lowest 8 August, 2025

    43 °F

  • Average August

    56.5 °F

  • Highest 11 August, 2025

    84 °F

Climate (2020–Present)

Stampede Pass (12.4 miles)

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  • Average Low 2020–2025

    36.2 °F

  • Average 2020–2025

    41.5 °F

  • Average High 2020–2025

    48.3 °F
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