Speelyi Beach Park Weather Forecast

    • 47
    • 70

    Mostly Sunny

    • 53
    • 81

    Increasing Clouds

    • 51
    • 77

    Chance Rain Showers

    • 47
    • 67

    Rain Showers Likely

    • 45
    • 65

    Rain Showers

    • 46
    • 69

    Chance Rain Showers

    • 47
    • 72

    Chance Rain Showers

Today 30 Aug Lower Slopes of the Eastern Washington Cascades Crest

Partly cloudy. Highs in the mid 60s to lower 70s, except in the 70s Valleys. West wind 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 30 Aug Lower Slopes of the Eastern Washington Cascades Crest

Mostly clear. Lows in the mid 40s to lower 50s. West wind 5 to 10 Mph with Gusts to around 20 Mph in the Evening, becoming light.

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Speelyi Beach Park Temperature Statistics

August Temperature

Stampede Pass (12.4 miles)

  • Lowest 3 August, 2026

    42.1 °F

  • Average August

    58.9 °F

  • Highest 21 August, 2026

    86 °F

Climate (2021–2026)

Stampede Pass (12.4 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    41.6 °F

  • Average High 2021–2026

    48.3 °F
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