Ainsworth State Park Weather Forecast

    • 38
    • 53

    Becoming Sunny

    • 43
    • 49

    Rain

    • 38
    • 46

    Rain

    • 39
    • 47

    Rain

    • 41
    • 57

    Mostly Sunny

    • 45
    • 64

    Partly Sunny

Today 30 Mar West Columbia River Gorge I-84 Corridor

Mostly sunny. Highs in the mid 50s. Northeast wind 10 to 15 Mph.

Tonight 30 Mar West Columbia River Gorge I-84 Corridor

Mostly clear in the Evening, then partly cloudy with a chance of rain after midnight. Lows in the upper 30s. Northeast wind 15 to 20 Mph. Chance of rain 40 percent.

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Ainsworth State Park Temperature Statistics

March Temperature

Portland, Portland-Troutdale Airport (17.4 miles)

  • Lowest 22 March, 2026

    30.7 °F

  • Average March

    51 °F

  • Highest 16 March, 2026

    73.7 °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

    56.3 °F

  • Average High 2021–2026

    65.3 °F
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