Cascade Locks State Airport Weather Forecast

    • 55
    • 67

    Partly Sunny

    • 60
    • 75

    Mostly Sunny

    • 62
    • 80

    Mostly Sunny

    • 57
    • 75

    Mostly Sunny

    • 57
    • 68

    Slight Chance Rain

    • 57
    • 68

    Partly Sunny

Today 7 Sep West Columbia River Gorge I-84 Corridor

Mostly cloudy in the Morning, then clearing. Highs in the lower 70s. Southwest wind 10 to 15 Mph.

Tonight 7 Sep West Columbia River Gorge I-84 Corridor

Mostly clear. Lows in the mid 50s. Southwest wind 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Cascade Locks State Airport Temperature Statistics

September Temperature

Portland, Portland-Troutdale Airport (26.7 miles)

  • Lowest 4 September, 2026

    53.1 °F

  • Average September

    61.2 °F

  • Highest 1 September, 2026

    71.7 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (26.7 miles)

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

  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    65.2 °F
Get WillyWeather+ to remove ads