Cougar Lake Weather Forecast

    • 19
    • 30

    Snow

    • 22
    • 35

    Slight Chance Snow

    • 29
    • 43

    Partly Sunny

    • 35
    • 49

    Mostly Cloudy

    • 37
    • 52

    Slight Chance Rain

    • 39
    • 58

    Chance Rain

    • 37
    • 55

    Chance Rain/Snow

Today 15 Apr Upper Slopes of the Eastern Washington Cascades Crest

Snow Showers and a chance of Thunderstorms. Snow accumulation up to 2 Inches. Highs in the upper 20s to upper 30s. Breezy. West wind 10 to 20 Mph with Gusts to around 45 Mph. Chance of precipitation 90 percent.

Tonight 15 Apr Upper Slopes of the Eastern Washington Cascades Crest

Mostly cloudy. Snow likely in the Evening, then a chance of snow overnight. Snow accumulation of 2 to 4 Inches. Lows 18 to 24. West wind 5 to 15 Mph. Gusts up to 40 Mph decreasing to 30 Mph overnight. Chance of precipitation 70 percent.

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Cougar Lake Temperature Statistics

April Temperature

Stampede Pass (32.3 miles)

  • Lowest 1 April, 2026

    28 °F

  • Average April

    39.5 °F

  • Highest 6 April, 2026

    59 °F

Climate (2021–Present)

Stampede Pass (32.3 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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