Ainsworth State Park Weather Forecast

    • 29
    • 37

    Decreasing Clouds

    • 28
    • 39

    Sunny

    • 29
    • 40

    Mostly Sunny

    • 33
    • 43

    Partly Sunny

    • 37
    • 45

    Mostly Cloudy

    • 38
    • 47

    Chance Rain

Today 22 Jan West Columbia River Gorge I-84 Corridor

Partly sunny this Morning, then becoming mostly cloudy. Highs around 40. Northeast wind 15 to 20 Mph with Gusts up to 40 Mph.

Tonight 22 Jan West Columbia River Gorge I-84 Corridor

Mostly cloudy with a slight chance of rain in the Evening, then partly cloudy after midnight. Lows around 30. Northeast wind 10 to 15 Mph. Gusts up to 40 Mph after midnight. Chance of rain 20 percent.

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Ainsworth State Park Temperature Statistics

January Temperature

Portland, Portland-Troutdale Airport (17.4 miles)

  • Lowest 13 January, 2026

    28.9 °F

  • Average January

    42 °F

  • Highest 12 January, 2026

    55.9 °F

Climate (2021–Present)

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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