Cascade Locks Weather Forecast

    • 47
    • 62

    Rain

    • 45
    • 55

    Rain

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    • 52

    Rain

    • 42
    • 53

    Rain

    • 46
    • 55

    Rain Likely

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    • 58

    Rain Likely

Today 24 Oct West Columbia River Gorge I-84 Corridor

Showers likely this Morning, then Showers this afternoon. Locally heavy rainfall possible this afternoon. Highs in the lower 60s. West wind 10 to 15 Mph. Gusts up to 35 Mph this afternoon. Chance of rain near 100 percent. Rainfall Amounts a half of an inch to one inch.

Tonight 24 Oct West Columbia River Gorge I-84 Corridor

Showers. Lows in the upper 40s. West wind 10 to 15 Mph, becoming east after midnight. Chance of rain near 100 percent. Rainfall Amounts a quarter to a half of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cascade Locks Temperature Statistics

October Temperature

Portland, Portland-Troutdale Airport (26.1 miles)

  • Lowest 18 October, 2025

    37.9 °F

  • Average October

    55.4 °F

  • Highest 7 October, 2025

    78.1 °F

Climate (2020–Present)

Portland, Portland-Troutdale Airport (26.1 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.1 °F
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