Cougar Lake Weather Forecast

    • 33
    • 36

    Rain/Snow Likely

    • 34
    • 40

    Rain/Snow Likely

    • 33
    • 46

    Partly Sunny

    • 28
    • 44

    Mostly Sunny

    • 28
    • 44

    Mostly Sunny

    • 29
    • 41

    Mostly Sunny

Today 11 Jan Upper Slopes of the Eastern Washington Cascades Crest

Mostly cloudy with a 50 percent chance of rain and high mountain snow. Patchy dense fog in the afternoon. Highs in the mid 30s to lower 40s.

Tonight 11 Jan Upper Slopes of the Eastern Washington Cascades Crest

Patchy dense fog in the evening. Rain and high mountain snow likely. No high mountain snow accumulation. Lows in the lower to mid 30s. Chance of precipitation 70 percent.

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Cougar Lake Temperature Statistics

January Temperature

Stampede Pass (32.3 miles)

  • Lowest 1 January, 2026

    21 °F

  • Average January

    28.2 °F

  • Highest 2 January, 2026

    37.9 °F

Climate (2021–Present)

Stampede Pass (32.3 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    41.5 °F

  • Average High 2021–2026

    48.3 °F
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