Speelyi Beach Park Weather Forecast

    • 39
    • 55

    Rain Showers

    • 38
    • 57

    Chance Rain Showers

    • 35
    • 54

    Rain Showers

    • 34
    • 50

    Rain Showers Likely

    • 36
    • 56

    Partly Sunny

    • 38
    • 63

    Partly Sunny

Today 13 May Lower Slopes of the Eastern Washington Cascades Crest

Mostly cloudy with a 50 percent chance of rain Showers. Highs in the mid 40s to mid 50s, except in the mid 50s to lower 60s Valleys. Windy. West wind 20 to 30 Mph with Gusts to around 60 Mph. Rainfall Amounts less than a tenth of an inch.

Tonight 13 May Lower Slopes of the Eastern Washington Cascades Crest

Partly cloudy. A 20 percent chance of rain Showers in the evening. Lows in the mid 30s to lower 40s. Windy. West wind 20 to 30 Mph with Gusts to around 60 Mph decreasing to 5 to 15 Mph with Gusts to around 50 Mph overnight. Rainfall Amounts less than a tenth of an inch.

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Speelyi Beach Park Temperature Statistics

May Temperature

Stampede Pass (12.4 miles)

  • Lowest 7 May, 2026

    37.9 °F

  • Average May

    52.1 °F

  • Highest 3 May, 2026

    71.1 °F

Climate (2021–Present)

Stampede Pass (12.4 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    41.6 °F

  • Average High 2021–2026

    48.4 °F
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