Speelyi Beach Park Weather Forecast

    • 55
    • 82

    Slight Chance Thunderstorms

    • 55
    • 82

    Patchy Smoke

    • 55
    • 84

    Partly Sunny

    • 52
    • 79

    Mostly Sunny

    • 52
    • 80

    Mostly Sunny

    • 56
    • 85

    Mostly Sunny

    • 55
    • 84

    Slight Chance Rain Showers

Today 15 Aug Lower Slopes of the Eastern Washington Cascades Crest

Mostly cloudy with a chance of Showers and Thunderstorms. Patchy smoke. Highs in the lower 70s to lower 80s, except in the lower to mid 80s Valleys. Southeast wind 5 to 10 Mph. Chance of precipitation 50 percent.

Tonight 15 Aug Lower Slopes of the Eastern Washington Cascades Crest

Mostly cloudy. Patchy smoke through the night. Lows in the 50s. Northwest wind 5 to 10 Mph.

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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

    58.2 °F

  • Highest 5 August, 2026

    80.1 °F

Climate (2021–2026)

Stampede Pass (12.4 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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