Mount Adams Lake Weather Forecast

    • 33
    • 47

    Rain/Snow

    • 27
    • 41

    Blizzard

    • 27
    • 30

    Snow

    • 27
    • 34

    Snow

    • 23
    • 31

    Snow

    • 24
    • 31

    Snow

Today 15 Dec Lower Slopes of the Eastern Washington Cascades Crest

Patchy fog in the morning. Rain in the Morning, then a chance of rain in the afternoon. Highs in the upper 40s to mid 50s. Breezy. Southwest wind 10 to 20 Mph. Gusts up to 35 Mph increasing to 55 Mph in the afternoon. Chance of precipitation near 100 percent. Rainfall Amounts up to an inch possible.

Tonight 15 Dec Lower Slopes of the Eastern Washington Cascades Crest

Mostly cloudy with a 50 percent chance of rain and high mountain snow. Snow level 4000 feet overnight. Lows in the 30s. Windy. West wind 15 to 25 Mph with Gusts to around 55 Mph.

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Mount Adams Lake Temperature Statistics

December Temperature

Yakima Air Terminal - McAllister Field (44.1 miles)

  • Lowest 2 December, 2025

    23 °F

  • Average December

    42.4 °F

  • Highest 10 December, 2025

    71.1 °F

Climate (2020–Present)

Yakima Air Terminal - McAllister Field (44.1 miles)

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  • Average Low 2020–2025

    39.8 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    65.3 °F
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