Key Way Airport Weather Forecast

    • 47
    • 66

    Chance Rain

    • 50
    • 71

    Partly Sunny

    • 55
    • 81

    Partly Sunny

    • 53
    • 72

    Chance Rain

    • 51
    • 63

    Rain

    • 49
    • 65

    Rain Likely

Today 29 Aug South Washington Cascades

Mostly cloudy this Morning, then becoming partly sunny. A 50 percent chance of rain. Snow level 6500 feet. West wind 10 to 15 Mph. Rainfall Amounts around a tenth of an inch.

Tonight 29 Aug South Washington Cascades

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy dense fog after midnight. Free air freezing level 8000 Feet, increasing to free air freezing level 10000 feet after midnight. Northwest wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Key Way Airport Temperature Statistics

August Temperature

Portland, Portland-Troutdale Airport (27.3 miles)

  • Lowest 3 August, 2026

    50.6 °F

  • Average August

    71.4 °F

  • Highest 6 August, 2026

    96.7 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (27.3 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    65.3 °F
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