Ainsworth State Park Weather Forecast

    • 63
    • 94

    Chance Rain Showers

    • 61
    • 79

    Slight Chance Thunderstorms

    • 60
    • 81

    Mostly Sunny

    • 59
    • 73

    Partly Sunny

    • 58
    • 75

    Partly Sunny

    • 58
    • 75

    Mostly Sunny

    • 57
    • 73

    Mostly Sunny

Today 22 Jul West Columbia River Gorge I-84 Corridor

Mostly sunny with a 20 percent chance of Thunderstorms. Patchy smoke. Highs around 100. West wind 10 to 15 Mph.

Tonight 22 Jul West Columbia River Gorge I-84 Corridor

Mostly cloudy this Evening, then becoming partly cloudy. A chance of Showers this evening. Patchy smoke this evening. A slight chance of Thunderstorms. Lows in the lower 60s. Southwest wind 15 to 20 Mph. Chance of rain 30 percent.

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Ainsworth State Park Temperature Statistics

July Temperature

Portland, Portland-Troutdale Airport (17.4 miles)

  • Lowest 13 July, 2026

    51.7 °F

  • Average July

    69.4 °F

  • Highest 14 July, 2026

    90.6 °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

    56.3 °F

  • Average High 2021–2026

    65.3 °F
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