Stevenson Weather Forecast

    • 57
    • 81

    Mostly Sunny

    • 59
    • 81

    Increasing Clouds

    • 57
    • 76

    Partly Sunny

    • 59
    • 82

    Mostly Sunny

    • 60
    • 85

    Partly Sunny

    • 60
    • 85

    Partly Sunny

    • 60
    • 84

    Mostly Cloudy

Today 10 Aug West Columbia River Gorge - SR 14

Sunny. Highs in the lower 80s. West wind 10 to 15 Mph.

Tonight 10 Aug West Columbia River Gorge - SR 14

Mostly clear. Lows in the upper 50s. Southwest wind 10 to 15 Mph.

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Stevenson Temperature Statistics

August Temperature

Portland, Portland-Troutdale Airport (26.7 miles)

  • Lowest 3 August, 2026

    50.6 °F

  • Average August

    71.1 °F

  • Highest 6 August, 2026

    96.7 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (26.7 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    65.2 °F
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