Ainsworth State Park Weather Forecast

    • 42
    • 51

    Chance Rain

    • 42
    • 59

    Mostly Sunny

    • 45
    • 62

    Sunny

    • 51
    • 61

    Partly Sunny

    • 51
    • 63

    Partly Sunny

    • 53
    • 68

    Mostly Sunny

Today 10 Oct West Columbia River Gorge I-84 Corridor

Mostly cloudy with a chance of rain in the Morning, then mostly sunny with a slight chance of rain in the afternoon. Highs in the upper 50s. Southwest wind 10 to 15 Mph. Chance of rain 40 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 10 Oct West Columbia River Gorge I-84 Corridor

Mostly clear. Lows in the lower 40s. Winds Light, becoming northeast 5 to 10 Mph after midnight.

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Ainsworth State Park Temperature Statistics

October Temperature

Portland, Portland-Troutdale Airport (17.4 miles)

  • Lowest 1 October, 2026

    47.6 °F

  • Average October

    62.7 °F

  • Highest 4 October, 2026

    82 °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

    56.2 °F

  • Average High 2021–2026

    65.3 °F
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