Ainsworth State Park Weather Forecast

    • 60
    • 82

    Mostly Sunny

    • 58
    • 79

    Mostly Sunny

    • 57
    • 76

    Mostly Sunny

    • 57
    • 76

    Mostly Sunny

    • 57
    • 75

    Mostly Sunny

    • 57
    • 72

    Partly Sunny

Today 7 Aug West Columbia River Gorge I-84 Corridor

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

Tonight 7 Aug West Columbia River Gorge I-84 Corridor

Mostly clear. Lows in the lower 60s. Southwest wind 10 to 15 Mph.

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Ainsworth State Park Temperature Statistics

August Temperature

Portland, Portland-Troutdale Airport (17.4 miles)

  • Lowest 3 August, 2026

    51.1 °F

  • Average August

    67.9 °F

  • Highest 4 August, 2026

    90 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (17.4 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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