Mount Adams Weather Forecast

    • 31
    • 37

    Sunny

    • 31
    • 45

    Mostly Sunny

    • 32
    • 40

    Mostly Sunny

    • 34
    • 42

    Mostly Sunny

    • 35
    • 44

    Mostly Sunny

    • 31
    • 42

    Partly Sunny

    • 30
    • 38

    Partly Sunny

Today 16 Sep Upper Slopes of the Eastern Washington Cascades Crest

Sunny. Highs in the lower 60s to lower 70s.

Tonight 16 Sep Upper Slopes of the Eastern Washington Cascades Crest

Clear. Lows in the 40s.

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Mount Adams Temperature Statistics

September Temperature

The Dalles Municipal Airport (42.9 miles)

  • Lowest 8 September, 2026

    48.7 °F

  • Average September

    65.5 °F

  • Highest 9 September, 2026

    89.7 °F

Climate (2021–2026)

The Dalles Municipal Airport (42.9 miles)

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  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    66.8 °F
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