Cascade Locks State Airport Weather Forecast

    • 46
    • 61

    Increasing Clouds

    • 47
    • 65

    Partly Sunny

    • 49
    • 64

    Partly Sunny

    • 51
    • 69

    Mostly Sunny

    • 52
    • 71

    Mostly Sunny

    • 52
    • 70

    Mostly Sunny

Today 17 May West Columbia River Gorge I-84 Corridor

Mostly sunny. Highs in the mid 60s. Southwest wind 10 to 15 Mph.

Tonight 17 May West Columbia River Gorge I-84 Corridor

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 40s. Southwest wind 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Cascade Locks State Airport Temperature Statistics

May Temperature

Portland, Portland-Troutdale Airport (26.7 miles)

  • Lowest 9 May, 2026

    45.6 °F

  • Average May

    62.3 °F

  • Highest 3 May, 2026

    91.7 °F

Climate (2021–Present)

Portland, Portland-Troutdale Airport (26.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.3 °F
Get WillyWeather+ to remove ads