Ainsworth State Park Weather Forecast

    • 39
    • 48

    Rain Showers

    • 41
    • 51

    Rain Showers Likely

    • 38
    • 50

    Rain Showers Likely

    • 40
    • 53

    Chance Rain

    • 41
    • 54

    Partly Sunny

    • 43
    • 56

    Mostly Cloudy

Today 28 Oct West Columbia River Gorge I-84 Corridor

A slight chance of Thunderstorms. Showers, breezy with Highs in the lower 50s. Southwest wind 15 to 25 Mph. Gusts up to 45 Mph this morning. Chance of rain near 100 percent. Rainfall Amounts a quarter to a half of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 28 Oct West Columbia River Gorge I-84 Corridor

Mostly cloudy. Rain Showers Likely, mainly in the evening. Lows around 40. Southwest wind 5 to 10 Mph. Chance of rain 70 percent. Rainfall Amounts around a tenth of an inch.

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Ainsworth State Park Temperature Statistics

October Temperature

Portland, Portland-Troutdale Airport (17.4 miles)

  • Lowest 24 October, 2026

    31.6 °F

  • Average October

    57.4 °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

    47.4 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.3 °F
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