Mount Adams Lake Weather Forecast

    • 50
    • 76

    Mostly Sunny

    • 49
    • 73

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

    • 56
    • 78

    Partly Sunny

    • 51
    • 75

    Partly Sunny

    • 47
    • 65

    Mostly Sunny

Today 17 Aug Lower Slopes of the Eastern Washington Cascades Crest

Sunny. Highs in the mid 70s to mid 80s, except in the mid 80s to lower 90s Valleys. South wind 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 17 Aug Lower Slopes of the Eastern Washington Cascades Crest

Mostly clear. Lows in the 50s. West wind 5 to 10 Mph with Gusts to around 20 Mph.

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Mount Adams Lake Temperature Statistics

August Temperature

Yakima Air Terminal - McAllister Field (44.1 miles)

  • Lowest 4 August, 2026

    47.6 °F

  • Average August

    73 °F

  • Highest 7 August, 2026

    101.6 °F

Climate (2021–2026)

Yakima Air Terminal - McAllister Field (44.1 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    65.2 °F
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