Ainsworth State Park Weather Forecast

    • 50
    • 61

    Decreasing Clouds

    • 54
    • 65

    Mostly Sunny

    • 54
    • 68

    Mostly Sunny

    • 53
    • 71

    Partly Sunny

    • 48
    • 60

    Slight Chance Rain

    • 50
    • 62

    Rain Likely

Today 13 Oct West Columbia River Gorge I-84 Corridor

Mostly sunny. Highs in the mid 60s. Southwest wind 5 to 10 Mph.

Tonight 13 Oct West Columbia River Gorge I-84 Corridor

Partly cloudy. Lows in the upper 40s. Winds light.

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Ainsworth State Park Temperature Statistics

October Temperature

Portland, Portland-Troutdale Airport (17.4 miles)

  • Lowest 11 October, 2026

    39 °F

  • Average October

    60.7 °F

  • Highest 4 October, 2026

    83.6 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (17.4 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.3 °F
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