Cascade Locks Weather Forecast

    • 63
    • 85

    Sunny

    • 64
    • 91

    Sunny

    • 61
    • 86

    Mostly Sunny

    • 60
    • 83

    Mostly Sunny

    • 59
    • 83

    Mostly Sunny

    • 59
    • 83

    Mostly Sunny

Today 22 Jul West Columbia River Gorge I-84 Corridor

Sunny. Highs in the mid 80s. West wind 5 to 10 Mph.

Tonight 22 Jul West Columbia River Gorge I-84 Corridor

Clear. Lows in the lower 60s. Southwest wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cascade Locks Temperature Statistics

July Temperature

Portland, Portland-Troutdale Airport (26.1 miles)

  • Lowest 5 July, 2025

    50.6 °F

  • Average July

    71.9 °F

  • Highest 16 July, 2025

    98.7 °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

    65.2 °F
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